257067720

素因数分解:

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

素因数の和:122

約数の個数: 576

約数和(自身を含む): 1120392000

約数和(自身を除く): 863324280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 24, 26, 28, 30, 35, 36, 38, 39, 40, 42, 45, 49, 52, 56, 57, 59, 60, 63, 65, 70, 72, 76, 78, 84, 90, 91, 95, 98, 104, 105, 114, 117, 118, 120, 126, 130, 133, 140, 147, 152, 156, 168, 171, 177, 180, 182, 190, 195, 196, 210, 228, 234, 236, 245, 247, 252, 260, 266, 273, 280, 285, 294, 295, 312, 315, 342, 354, 360, 364, 380, 390, 392, 399, 413, 420, 441, 455, 456, 468, 472, 490, 494, 504, 520, 531, 532, 546, 570, 585, 588, 590, 630, 637, 665, 684, 708, 728, 735, 741, 760, 767, 780, 798, 819, 826, 840, 855, 882, 885, 910, 931, 936, 980, 988, 1062, 1064, 1092, 1121, 1140, 1170, 1176, 1180, 1197, 1235, 1239, 1260, 1274, 1330, 1365, 1368, 1416, 1470, 1482, 1534, 1560, 1596, 1638, 1652, 1710, 1729, 1764, 1770, 1820, 1862, 1911, 1960, 1976, 1995, 2065, 2124, 2184, 2205, 2223, 2242, 2280, 2301, 2340, 2360, 2394, 2470, 2478, 2520, 2548, 2655, 2660, 2730, 2793, 2891, 2940, 2964, 3068, 3185, 3192, 3276, 3304, 3363, 3420, 3458, 3528, 3540, 3640, 3705, 3717, 3724, 3822, 3835, 3990, 4095, 4130, 4248, 4410, 4446, 4484, 4602, 4655, 4680, 4788, 4940, 4956, 5096, 5187, 5310, 5320, 5369, 5460, 5586, 5605, 5733, 5782, 5880, 5928, 5985, 6136, 6195, 6370, 6552, 6726, 6840, 6903, 6916, 7080, 7410, 7434, 7448, 7644, 7670, 7847, 7980, 8190, 8260, 8379, 8645, 8673, 8820, 8892, 8968, 9204, 9310, 9555, 9576, 9880, 9912, 10089, 10374, 10620, 10738, 10920, 11115, 11172, 11210, 11466, 11505, 11564, 11970, 12103, 12390, 12740, 13452, 13806, 13832, 13965, 14455, 14573, 14820, 14868, 15288, 15340, 15561, 15694, 15960, 16107, 16380, 16520, 16758, 16815, 17290, 17346, 17640, 17784, 18408, 18585, 18620, 19110, 20178, 20748, 21240, 21476, 22230, 22344, 22420, 22932, 23010, 23128, 23541, 23940, 24206, 24780, 25480, 25935, 26019, 26845, 26904, 27612, 27930, 28665, 28910, 29146, 29640, 29736, 30680, 31122, 31388, 32214, 32760, 33516, 33630, 34515, 34580, 34692, 36309, 37170, 37240, 37583, 38220, 39235, 40356, 41496, 41895, 42952, 43365, 43719, 44460, 44840, 45864, 46020, 47082, 47880, 48321, 48412, 49560, 50445, 51870, 52038, 53690, 54929, 55224, 55860, 57330, 57820, 58292, 60515, 62244, 62776, 64428, 67032, 67260, 69030, 69160, 69384, 70623, 72618, 72865, 74340, 75166, 76440, 77805, 78470, 80535, 80712, 83790, 86730, 87438, 88920, 92040, 94164, 96642, 96824, 100890, 102011, 103740, 104076, 107380, 108927, 109858, 111720, 112749, 114660, 115640, 116584, 117705, 121030, 124488, 128856, 130095, 131157, 134520, 138060, 141246, 145236, 145730, 148680, 150332, 155610, 156940, 161070, 164787, 167580, 173460, 174876, 181545, 187915, 188328, 193284, 201780, 204022, 207480, 208152, 214760, 217854, 218595, 219716, 225498, 229320, 235410, 241605, 242060, 260190, 262314, 274645, 276120, 282492, 290472, 291460, 300664, 306033, 311220, 313880, 322140, 329574, 335160, 338247, 346920, 349752, 353115, 363090, 375830, 386568, 403560, 408044, 435708, 437190, 439432, 450996, 470820, 483210, 484120, 494361, 510055, 520380, 524628, 544635, 549290, 563745, 564984, 582920, 612066, 622440, 644280, 655785, 659148, 676494, 706230, 714077, 726180, 751660, 816088, 823935, 871416, 874380, 901992, 918099, 941640, 966420, 988722, 1020110, 1040760, 1049256, 1089270, 1098580, 1127490, 1224132, 1311570, 1318296, 1352988, 1412460, 1428154, 1452360, 1503320, 1530165, 1647870, 1691235, 1748760, 1836198, 1932840, 1977444, 2040220, 2142231, 2178540, 2197160, 2254980, 2448264, 2471805, 2623140, 2705976, 2824920, 2856308, 3060330, 3295740, 3382470, 3570385, 3672396, 3954888, 4080440, 4284462, 4357080, 4509960, 4590495, 4943610, 5246280, 5712616, 6120660, 6426693, 6591480, 6764940, 7140770, 7344792, 8568924, 9180990, 9887220, 10711155, 12241320, 12853386, 13529880, 14281540, 17137848, 18361980, 19774440, 21422310, 25706772, 28563080, 32133465, 36723960, 42844620, 51413544, 64266930, 85689240, 128533860, 257067720]

約数ペア:

[(1, 257067720), (2, 128533860), (3, 85689240), (4, 64266930), (5, 51413544), (6, 42844620), (7, 36723960), (8, 32133465), (9, 28563080), (10, 25706772), (12, 21422310), (13, 19774440), (14, 18361980), (15, 17137848), (18, 14281540), (19, 13529880), (20, 12853386), (21, 12241320), (24, 10711155), (26, 9887220), (28, 9180990), (30, 8568924), (35, 7344792), (36, 7140770), (38, 6764940), (39, 6591480), (40, 6426693), (42, 6120660), (45, 5712616), (49, 5246280), (52, 4943610), (56, 4590495), (57, 4509960), (59, 4357080), (60, 4284462), (63, 4080440), (65, 3954888), (70, 3672396), (72, 3570385), (76, 3382470), (78, 3295740), (84, 3060330), (90, 2856308), (91, 2824920), (95, 2705976), (98, 2623140), (104, 2471805), (105, 2448264), (114, 2254980), (117, 2197160), (118, 2178540), (120, 2142231), (126, 2040220), (130, 1977444), (133, 1932840), (140, 1836198), (147, 1748760), (152, 1691235), (156, 1647870), (168, 1530165), (171, 1503320), (177, 1452360), (180, 1428154), (182, 1412460), (190, 1352988), (195, 1318296), (196, 1311570), (210, 1224132), (228, 1127490), (234, 1098580), (236, 1089270), (245, 1049256), (247, 1040760), (252, 1020110), (260, 988722), (266, 966420), (273, 941640), (280, 918099), (285, 901992), (294, 874380), (295, 871416), (312, 823935), (315, 816088), (342, 751660), (354, 726180), (360, 714077), (364, 706230), (380, 676494), (390, 659148), (392, 655785), (399, 644280), (413, 622440), (420, 612066), (441, 582920), (455, 564984), (456, 563745), (468, 549290), (472, 544635), (490, 524628), (494, 520380), (504, 510055), (520, 494361), (531, 484120), (532, 483210), (546, 470820), (570, 450996), (585, 439432), (588, 437190), (590, 435708), (630, 408044), (637, 403560), (665, 386568), (684, 375830), (708, 363090), (728, 353115), (735, 349752), (741, 346920), (760, 338247), (767, 335160), (780, 329574), (798, 322140), (819, 313880), (826, 311220), (840, 306033), (855, 300664), (882, 291460), (885, 290472), (910, 282492), (931, 276120), (936, 274645), (980, 262314), (988, 260190), (1062, 242060), (1064, 241605), (1092, 235410), (1121, 229320), (1140, 225498), (1170, 219716), (1176, 218595), (1180, 217854), (1197, 214760), (1235, 208152), (1239, 207480), (1260, 204022), (1274, 201780), (1330, 193284), (1365, 188328), (1368, 187915), (1416, 181545), (1470, 174876), (1482, 173460), (1534, 167580), (1560, 164787), (1596, 161070), (1638, 156940), (1652, 155610), (1710, 150332), (1729, 148680), (1764, 145730), (1770, 145236), (1820, 141246), (1862, 138060), (1911, 134520), (1960, 131157), (1976, 130095), (1995, 128856), (2065, 124488), (2124, 121030), (2184, 117705), (2205, 116584), (2223, 115640), (2242, 114660), (2280, 112749), (2301, 111720), (2340, 109858), (2360, 108927), (2394, 107380), (2470, 104076), (2478, 103740), (2520, 102011), (2548, 100890), (2655, 96824), (2660, 96642), (2730, 94164), (2793, 92040), (2891, 88920), (2940, 87438), (2964, 86730), (3068, 83790), (3185, 80712), (3192, 80535), (3276, 78470), (3304, 77805), (3363, 76440), (3420, 75166), (3458, 74340), (3528, 72865), (3540, 72618), (3640, 70623), (3705, 69384), (3717, 69160), (3724, 69030), (3822, 67260), (3835, 67032), (3990, 64428), (4095, 62776), (4130, 62244), (4248, 60515), (4410, 58292), (4446, 57820), (4484, 57330), (4602, 55860), (4655, 55224), (4680, 54929), (4788, 53690), (4940, 52038), (4956, 51870), (5096, 50445), (5187, 49560), (5310, 48412), (5320, 48321), (5369, 47880), (5460, 47082), (5586, 46020), (5605, 45864), (5733, 44840), (5782, 44460), (5880, 43719), (5928, 43365), (5985, 42952), (6136, 41895), (6195, 41496), (6370, 40356), (6552, 39235), (6726, 38220), (6840, 37583), (6903, 37240), (6916, 37170), (7080, 36309), (7410, 34692), (7434, 34580), (7448, 34515), (7644, 33630), (7670, 33516), (7847, 32760), (7980, 32214), (8190, 31388), (8260, 31122), (8379, 30680), (8645, 29736), (8673, 29640), (8820, 29146), (8892, 28910), (8968, 28665), (9204, 27930), (9310, 27612), (9555, 26904), (9576, 26845), (9880, 26019), (9912, 25935), (10089, 25480), (10374, 24780), (10620, 24206), (10738, 23940), (10920, 23541), (11115, 23128), (11172, 23010), (11210, 22932), (11466, 22420), (11505, 22344), (11564, 22230), (11970, 21476), (12103, 21240), (12390, 20748), (12740, 20178), (13452, 19110), (13806, 18620), (13832, 18585), (13965, 18408), (14455, 17784), (14573, 17640), (14820, 17346), (14868, 17290), (15288, 16815), (15340, 16758), (15561, 16520), (15694, 16380), (15960, 16107)]