661031280

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 800

約数和(自身を含む): 3024806400

約数和(自身を除く): 2363775120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 27, 28, 30, 35, 36, 38, 39, 40, 42, 45, 48, 52, 54, 56, 57, 59, 60, 63, 65, 70, 72, 76, 78, 80, 81, 84, 90, 91, 95, 104, 105, 108, 112, 114, 117, 118, 120, 126, 130, 133, 135, 140, 144, 152, 156, 162, 168, 171, 177, 180, 182, 189, 190, 195, 208, 210, 216, 228, 234, 236, 240, 247, 252, 260, 266, 270, 273, 280, 285, 295, 304, 312, 315, 324, 336, 342, 351, 354, 360, 364, 378, 380, 390, 399, 405, 413, 420, 432, 455, 456, 468, 472, 494, 504, 513, 520, 531, 532, 540, 546, 560, 567, 570, 585, 590, 624, 630, 648, 665, 684, 702, 708, 720, 728, 741, 756, 760, 767, 780, 798, 810, 819, 826, 840, 855, 885, 910, 912, 936, 944, 945, 988, 1008, 1026, 1040, 1053, 1062, 1064, 1080, 1092, 1121, 1134, 1140, 1170, 1180, 1197, 1235, 1239, 1260, 1296, 1330, 1365, 1368, 1404, 1416, 1456, 1482, 1512, 1520, 1534, 1539, 1560, 1593, 1596, 1620, 1638, 1652, 1680, 1710, 1729, 1755, 1770, 1820, 1872, 1890, 1976, 1995, 2052, 2065, 2106, 2124, 2128, 2160, 2184, 2223, 2242, 2268, 2280, 2301, 2340, 2360, 2394, 2457, 2470, 2478, 2520, 2565, 2655, 2660, 2730, 2736, 2808, 2832, 2835, 2964, 3024, 3068, 3078, 3120, 3186, 3192, 3240, 3276, 3304, 3363, 3420, 3458, 3510, 3540, 3591, 3640, 3705, 3717, 3780, 3835, 3952, 3990, 4095, 4104, 4130, 4212, 4248, 4368, 4446, 4484, 4536, 4560, 4602, 4680, 4720, 4779, 4788, 4914, 4940, 4956, 5040, 5130, 5187, 5265, 5310, 5320, 5369, 5460, 5605, 5616, 5670, 5928, 5985, 6136, 6156, 6195, 6372, 6384, 6480, 6552, 6608, 6669, 6726, 6840, 6903, 6916, 7020, 7080, 7182, 7280, 7371, 7410, 7434, 7560, 7670, 7695, 7847, 7965, 7980, 8190, 8208, 8260, 8424, 8496, 8645, 8892, 8968, 9072, 9204, 9360, 9558, 9576, 9828, 9880, 9912, 10089, 10260, 10374, 10530, 10620, 10640, 10738, 10773, 10920, 11115, 11151, 11210, 11340, 11505, 11856, 11970, 12272, 12285, 12312, 12390, 12744, 13104, 13338, 13452, 13680, 13806, 13832, 14040, 14160, 14364, 14573, 14742, 14820, 14868, 15120, 15340, 15390, 15561, 15694, 15930, 15960, 16107, 16380, 16520, 16815, 16848, 17290, 17784, 17936, 17955, 18408, 18585, 19116, 19152, 19656, 19760, 19824, 20007, 20178, 20520, 20709, 20748, 21060, 21240, 21476, 21546, 21840, 22230, 22302, 22420, 22680, 23010, 23541, 23895, 23940, 24570, 24624, 24780, 25488, 25935, 26676, 26845, 26904, 27612, 27664, 28080, 28728, 29146, 29484, 29640, 29736, 30267, 30680, 30780, 31122, 31388, 31860, 31920, 32214, 32760, 33040, 33345, 33453, 33630, 34515, 34580, 35568, 35910, 36816, 36855, 37170, 38232, 39235, 39312, 40014, 40356, 41040, 41418, 41496, 42120, 42480, 42952, 43092, 43719, 44460, 44604, 44840, 45360, 46020, 46683, 47082, 47790, 47880, 48321, 49140, 49560, 50445, 51870, 53352, 53690, 53808, 53865, 55224, 55755, 57456, 58292, 58968, 59280, 59472, 60534, 61360, 61560, 62127, 62244, 62776, 63720, 64428, 65520, 66690, 66906, 67260, 69030, 69160, 70623, 71820, 72865, 73710, 74340, 76464, 77805, 78470, 80028, 80535, 80712, 82836, 82992, 84240, 85904, 86184, 87438, 88920, 89208, 89680, 90801, 92040, 93366, 94164, 95580, 95760, 96642, 98280, 99120, 100035, 100890, 102011, 103545, 103740, 106704, 107380, 107730, 110448, 111510, 116584, 117705, 117936, 121068, 123120, 124254, 124488, 125552, 127440, 128856, 131157, 133380, 133812, 134520, 138060, 138320, 140049, 141246, 143640, 144963, 145730, 147420, 148680, 151335, 155610, 156940, 160056, 161070, 161424, 165672, 167265, 172368, 174876, 177840, 178416, 181602, 184080, 186732, 188328, 191160, 193284, 196560, 200070, 201780, 204022, 207090, 207480, 211869, 214760, 215460, 218595, 223020, 233168, 233415, 235410, 241605, 242136, 248508, 248976, 257712, 262314, 266760, 267624, 269040, 276120, 280098, 282492, 287280, 289926, 291460, 294840, 297360, 302670, 306033, 310635, 311220, 313880, 320112, 322140, 331344, 334530, 349752, 353115, 363204, 373464, 376656, 382320, 386568, 393471, 400140, 403560, 408044, 414180, 414960, 423738, 429520, 430920, 434889, 437190, 446040, 454005, 466830, 470820, 483210, 484272, 497016, 510055, 524628, 533520, 535248, 552240, 560196, 564984, 579852, 582920, 589680, 605340, 612066, 621270, 622440, 627760, 635607, 644280, 655785, 669060, 699504, 700245, 706230, 724815, 726408, 746928, 773136, 786942, 800280, 807120, 816088, 828360, 847476, 861840, 869778, 874380, 892080, 908010, 918099, 933660, 941640, 966420, 994032, 1020110, 1049256, 1059345, 1120392, 1129968, 1159704, 1165840, 1180413, 1210680, 1224132, 1242540, 1244880, 1271214, 1288560, 1311570, 1338120, 1400490, 1412460, 1449630, 1452816, 1530165, 1573884, 1600560, 1632176, 1656720, 1694952, 1739556, 1748760, 1816020, 1836198, 1867320, 1883280, 1932840, 1967355, 2040220, 2098512, 2118690, 2174445, 2240784, 2319408, 2360826, 2421360, 2448264, 2485080, 2542428, 2623140, 2676240, 2754297, 2800980, 2824920, 2899260, 3060330, 3147768, 3178035, 3389904, 3479112, 3497520, 3632040, 3672396, 3734640, 3865680, 3934710, 4080440, 4237380, 4348890, 4590495, 4721652, 4896528, 4970160, 5084856, 5246280, 5508594, 5601960, 5649840, 5798520, 5902065, 6120660, 6295536, 6356070, 6958224, 7264080, 7344792, 7869420, 8160880, 8262891, 8474760, 8697780, 9180990, 9443304, 10169712, 10492560, 11017188, 11203920, 11597040, 11804130, 12241320, 12712140, 13771485, 14689584, 15738840, 16525782, 16949520, 17395560, 18361980, 18886608, 22034376, 23608260, 24482640, 25424280, 27542970, 31477680, 33051564, 34791120, 36723960, 41314455, 44068752, 47216520, 50848560, 55085940, 66103128, 73447920, 82628910, 94433040, 110171880, 132206256, 165257820, 220343760, 330515640, 661031280]

約数ペア:

[(1, 661031280), (2, 330515640), (3, 220343760), (4, 165257820), (5, 132206256), (6, 110171880), (7, 94433040), (8, 82628910), (9, 73447920), (10, 66103128), (12, 55085940), (13, 50848560), (14, 47216520), (15, 44068752), (16, 41314455), (18, 36723960), (19, 34791120), (20, 33051564), (21, 31477680), (24, 27542970), (26, 25424280), (27, 24482640), (28, 23608260), (30, 22034376), (35, 18886608), (36, 18361980), (38, 17395560), (39, 16949520), (40, 16525782), (42, 15738840), (45, 14689584), (48, 13771485), (52, 12712140), (54, 12241320), (56, 11804130), (57, 11597040), (59, 11203920), (60, 11017188), (63, 10492560), (65, 10169712), (70, 9443304), (72, 9180990), (76, 8697780), (78, 8474760), (80, 8262891), (81, 8160880), (84, 7869420), (90, 7344792), (91, 7264080), (95, 6958224), (104, 6356070), (105, 6295536), (108, 6120660), (112, 5902065), (114, 5798520), (117, 5649840), (118, 5601960), (120, 5508594), (126, 5246280), (130, 5084856), (133, 4970160), (135, 4896528), (140, 4721652), (144, 4590495), (152, 4348890), (156, 4237380), (162, 4080440), (168, 3934710), (171, 3865680), (177, 3734640), (180, 3672396), (182, 3632040), (189, 3497520), (190, 3479112), (195, 3389904), (208, 3178035), (210, 3147768), (216, 3060330), (228, 2899260), (234, 2824920), (236, 2800980), (240, 2754297), (247, 2676240), (252, 2623140), (260, 2542428), (266, 2485080), (270, 2448264), (273, 2421360), (280, 2360826), (285, 2319408), (295, 2240784), (304, 2174445), (312, 2118690), (315, 2098512), (324, 2040220), (336, 1967355), (342, 1932840), (351, 1883280), (354, 1867320), (360, 1836198), (364, 1816020), (378, 1748760), (380, 1739556), (390, 1694952), (399, 1656720), (405, 1632176), (413, 1600560), (420, 1573884), (432, 1530165), (455, 1452816), (456, 1449630), (468, 1412460), (472, 1400490), (494, 1338120), (504, 1311570), (513, 1288560), (520, 1271214), (531, 1244880), (532, 1242540), (540, 1224132), (546, 1210680), (560, 1180413), (567, 1165840), (570, 1159704), (585, 1129968), (590, 1120392), (624, 1059345), (630, 1049256), (648, 1020110), (665, 994032), (684, 966420), (702, 941640), (708, 933660), (720, 918099), (728, 908010), (741, 892080), (756, 874380), (760, 869778), (767, 861840), (780, 847476), (798, 828360), (810, 816088), (819, 807120), (826, 800280), (840, 786942), (855, 773136), (885, 746928), (910, 726408), (912, 724815), (936, 706230), (944, 700245), (945, 699504), (988, 669060), (1008, 655785), (1026, 644280), (1040, 635607), (1053, 627760), (1062, 622440), (1064, 621270), (1080, 612066), (1092, 605340), (1121, 589680), (1134, 582920), (1140, 579852), (1170, 564984), (1180, 560196), (1197, 552240), (1235, 535248), (1239, 533520), (1260, 524628), (1296, 510055), (1330, 497016), (1365, 484272), (1368, 483210), (1404, 470820), (1416, 466830), (1456, 454005), (1482, 446040), (1512, 437190), (1520, 434889), (1534, 430920), (1539, 429520), (1560, 423738), (1593, 414960), (1596, 414180), (1620, 408044), (1638, 403560), (1652, 400140), (1680, 393471), (1710, 386568), (1729, 382320), (1755, 376656), (1770, 373464), (1820, 363204), (1872, 353115), (1890, 349752), (1976, 334530), (1995, 331344), (2052, 322140), (2065, 320112), (2106, 313880), (2124, 311220), (2128, 310635), (2160, 306033), (2184, 302670), (2223, 297360), (2242, 294840), (2268, 291460), (2280, 289926), (2301, 287280), (2340, 282492), (2360, 280098), (2394, 276120), (2457, 269040), (2470, 267624), (2478, 266760), (2520, 262314), (2565, 257712), (2655, 248976), (2660, 248508), (2730, 242136), (2736, 241605), (2808, 235410), (2832, 233415), (2835, 233168), (2964, 223020), (3024, 218595), (3068, 215460), (3078, 214760), (3120, 211869), (3186, 207480), (3192, 207090), (3240, 204022), (3276, 201780), (3304, 200070), (3363, 196560), (3420, 193284), (3458, 191160), (3510, 188328), (3540, 186732), (3591, 184080), (3640, 181602), (3705, 178416), (3717, 177840), (3780, 174876), (3835, 172368), (3952, 167265), (3990, 165672), (4095, 161424), (4104, 161070), (4130, 160056), (4212, 156940), (4248, 155610), (4368, 151335), (4446, 148680), (4484, 147420), (4536, 145730), (4560, 144963), (4602, 143640), (4680, 141246), (4720, 140049), (4779, 138320), (4788, 138060), (4914, 134520), (4940, 133812), (4956, 133380), (5040, 131157), (5130, 128856), (5187, 127440), (5265, 125552), (5310, 124488), (5320, 124254), (5369, 123120), (5460, 121068), (5605, 117936), (5616, 117705), (5670, 116584), (5928, 111510), (5985, 110448), (6136, 107730), (6156, 107380), (6195, 106704), (6372, 103740), (6384, 103545), (6480, 102011), (6552, 100890), (6608, 100035), (6669, 99120), (6726, 98280), (6840, 96642), (6903, 95760), (6916, 95580), (7020, 94164), (7080, 93366), (7182, 92040), (7280, 90801), (7371, 89680), (7410, 89208), (7434, 88920), (7560, 87438), (7670, 86184), (7695, 85904), (7847, 84240), (7965, 82992), (7980, 82836), (8190, 80712), (8208, 80535), (8260, 80028), (8424, 78470), (8496, 77805), (8645, 76464), (8892, 74340), (8968, 73710), (9072, 72865), (9204, 71820), (9360, 70623), (9558, 69160), (9576, 69030), (9828, 67260), (9880, 66906), (9912, 66690), (10089, 65520), (10260, 64428), (10374, 63720), (10530, 62776), (10620, 62244), (10640, 62127), (10738, 61560), (10773, 61360), (10920, 60534), (11115, 59472), (11151, 59280), (11210, 58968), (11340, 58292), (11505, 57456), (11856, 55755), (11970, 55224), (12272, 53865), (12285, 53808), (12312, 53690), (12390, 53352), (12744, 51870), (13104, 50445), (13338, 49560), (13452, 49140), (13680, 48321), (13806, 47880), (13832, 47790), (14040, 47082), (14160, 46683), (14364, 46020), (14573, 45360), (14742, 44840), (14820, 44604), (14868, 44460), (15120, 43719), (15340, 43092), (15390, 42952), (15561, 42480), (15694, 42120), (15930, 41496), (15960, 41418), (16107, 41040), (16380, 40356), (16520, 40014), (16815, 39312), (16848, 39235), (17290, 38232), (17784, 37170), (17936, 36855), (17955, 36816), (18408, 35910), (18585, 35568), (19116, 34580), (19152, 34515), (19656, 33630), (19760, 33453), (19824, 33345), (20007, 33040), (20178, 32760), (20520, 32214), (20709, 31920), (20748, 31860), (21060, 31388), (21240, 31122), (21476, 30780), (21546, 30680), (21840, 30267), (22230, 29736), (22302, 29640), (22420, 29484), (22680, 29146), (23010, 28728), (23541, 28080), (23895, 27664), (23940, 27612), (24570, 26904), (24624, 26845), (24780, 26676), (25488, 25935)]