820375920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:717

約数の個数: 480

約数和(自身を含む): 3574771200

約数和(自身を除く): 2754395280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 28, 30, 35, 36, 38, 39, 40, 42, 45, 48, 52, 56, 57, 60, 63, 65, 70, 72, 76, 78, 80, 84, 90, 91, 95, 104, 105, 112, 114, 117, 120, 126, 130, 133, 140, 144, 152, 156, 168, 171, 180, 182, 190, 195, 208, 210, 228, 234, 240, 247, 252, 260, 266, 273, 280, 285, 304, 312, 315, 336, 342, 360, 364, 380, 390, 399, 420, 455, 456, 468, 494, 504, 520, 532, 546, 560, 570, 585, 624, 630, 659, 665, 684, 720, 728, 741, 760, 780, 798, 819, 840, 855, 910, 912, 936, 988, 1008, 1040, 1064, 1092, 1140, 1170, 1197, 1235, 1260, 1318, 1330, 1365, 1368, 1456, 1482, 1520, 1560, 1596, 1638, 1680, 1710, 1729, 1820, 1872, 1976, 1977, 1995, 2128, 2184, 2223, 2280, 2340, 2394, 2470, 2520, 2636, 2660, 2730, 2736, 2964, 3120, 3192, 3276, 3295, 3420, 3458, 3640, 3705, 3952, 3954, 3990, 4095, 4368, 4446, 4560, 4613, 4680, 4788, 4940, 5040, 5187, 5272, 5320, 5460, 5928, 5931, 5985, 6384, 6552, 6590, 6840, 6916, 7280, 7410, 7908, 7980, 8190, 8567, 8645, 8892, 9226, 9360, 9576, 9880, 9885, 10374, 10544, 10640, 10920, 11115, 11856, 11862, 11970, 12521, 13104, 13180, 13680, 13832, 13839, 14820, 15561, 15816, 15960, 16380, 17134, 17290, 17784, 18452, 19152, 19760, 19770, 20748, 21840, 22230, 23065, 23724, 23940, 25042, 25701, 25935, 26360, 27664, 27678, 29640, 29655, 31122, 31632, 31920, 32760, 34268, 34580, 35568, 36904, 37563, 39540, 41496, 41517, 42835, 44460, 46130, 47448, 47880, 50084, 51402, 51870, 52720, 55356, 59280, 59310, 59969, 62244, 62605, 65520, 68536, 69160, 69195, 73808, 75126, 77103, 77805, 79080, 82992, 83034, 85670, 87647, 88920, 92260, 94896, 95760, 100168, 102804, 103740, 110712, 112689, 118620, 119938, 124488, 125210, 128505, 137072, 138320, 138390, 150252, 154206, 155610, 158160, 162773, 166068, 171340, 175294, 177840, 179907, 184520, 187815, 200336, 205608, 207480, 207585, 221424, 225378, 237240, 239876, 248976, 250420, 257010, 262941, 276780, 299845, 300504, 308412, 311220, 325546, 332136, 342680, 350588, 359814, 369040, 375630, 385515, 411216, 414960, 415170, 438235, 450756, 474480, 479752, 488319, 500840, 514020, 525882, 539721, 553560, 563445, 599690, 601008, 616824, 622440, 651092, 664272, 685360, 701176, 719628, 751260, 771030, 788823, 813865, 830340, 876470, 899535, 901512, 959504, 976638, 1001680, 1028040, 1051764, 1079442, 1107120, 1126890, 1139411, 1199380, 1233648, 1244880, 1302184, 1314705, 1402352, 1439256, 1464957, 1502520, 1542060, 1577646, 1627730, 1660680, 1752940, 1799070, 1803024, 1953276, 2056080, 2103528, 2158884, 2253780, 2278822, 2398760, 2441595, 2604368, 2629410, 2698605, 2878512, 2929914, 3005040, 3084120, 3155292, 3255460, 3321360, 3418233, 3505880, 3598140, 3906552, 3944115, 4207056, 4317768, 4507560, 4557644, 4797520, 4883190, 5258820, 5397210, 5697055, 5859828, 6168240, 6310584, 6510920, 6836466, 7011760, 7196280, 7324785, 7813104, 7888230, 8635536, 9015120, 9115288, 9766380, 10254699, 10517640, 10794420, 11394110, 11719656, 12621168, 13021840, 13672932, 14392560, 14649570, 15776460, 17091165, 18230576, 19532760, 20509398, 21035280, 21588840, 22788220, 23439312, 27345864, 29299140, 31552920, 34182330, 39065520, 41018796, 43177680, 45576440, 51273495, 54691728, 58598280, 63105840, 68364660, 82037592, 91152880, 102546990, 117196560, 136729320, 164075184, 205093980, 273458640, 410187960, 820375920]

約数ペア:

[(1, 820375920), (2, 410187960), (3, 273458640), (4, 205093980), (5, 164075184), (6, 136729320), (7, 117196560), (8, 102546990), (9, 91152880), (10, 82037592), (12, 68364660), (13, 63105840), (14, 58598280), (15, 54691728), (16, 51273495), (18, 45576440), (19, 43177680), (20, 41018796), (21, 39065520), (24, 34182330), (26, 31552920), (28, 29299140), (30, 27345864), (35, 23439312), (36, 22788220), (38, 21588840), (39, 21035280), (40, 20509398), (42, 19532760), (45, 18230576), (48, 17091165), (52, 15776460), (56, 14649570), (57, 14392560), (60, 13672932), (63, 13021840), (65, 12621168), (70, 11719656), (72, 11394110), (76, 10794420), (78, 10517640), (80, 10254699), (84, 9766380), (90, 9115288), (91, 9015120), (95, 8635536), (104, 7888230), (105, 7813104), (112, 7324785), (114, 7196280), (117, 7011760), (120, 6836466), (126, 6510920), (130, 6310584), (133, 6168240), (140, 5859828), (144, 5697055), (152, 5397210), (156, 5258820), (168, 4883190), (171, 4797520), (180, 4557644), (182, 4507560), (190, 4317768), (195, 4207056), (208, 3944115), (210, 3906552), (228, 3598140), (234, 3505880), (240, 3418233), (247, 3321360), (252, 3255460), (260, 3155292), (266, 3084120), (273, 3005040), (280, 2929914), (285, 2878512), (304, 2698605), (312, 2629410), (315, 2604368), (336, 2441595), (342, 2398760), (360, 2278822), (364, 2253780), (380, 2158884), (390, 2103528), (399, 2056080), (420, 1953276), (455, 1803024), (456, 1799070), (468, 1752940), (494, 1660680), (504, 1627730), (520, 1577646), (532, 1542060), (546, 1502520), (560, 1464957), (570, 1439256), (585, 1402352), (624, 1314705), (630, 1302184), (659, 1244880), (665, 1233648), (684, 1199380), (720, 1139411), (728, 1126890), (741, 1107120), (760, 1079442), (780, 1051764), (798, 1028040), (819, 1001680), (840, 976638), (855, 959504), (910, 901512), (912, 899535), (936, 876470), (988, 830340), (1008, 813865), (1040, 788823), (1064, 771030), (1092, 751260), (1140, 719628), (1170, 701176), (1197, 685360), (1235, 664272), (1260, 651092), (1318, 622440), (1330, 616824), (1365, 601008), (1368, 599690), (1456, 563445), (1482, 553560), (1520, 539721), (1560, 525882), (1596, 514020), (1638, 500840), (1680, 488319), (1710, 479752), (1729, 474480), (1820, 450756), (1872, 438235), (1976, 415170), (1977, 414960), (1995, 411216), (2128, 385515), (2184, 375630), (2223, 369040), (2280, 359814), (2340, 350588), (2394, 342680), (2470, 332136), (2520, 325546), (2636, 311220), (2660, 308412), (2730, 300504), (2736, 299845), (2964, 276780), (3120, 262941), (3192, 257010), (3276, 250420), (3295, 248976), (3420, 239876), (3458, 237240), (3640, 225378), (3705, 221424), (3952, 207585), (3954, 207480), (3990, 205608), (4095, 200336), (4368, 187815), (4446, 184520), (4560, 179907), (4613, 177840), (4680, 175294), (4788, 171340), (4940, 166068), (5040, 162773), (5187, 158160), (5272, 155610), (5320, 154206), (5460, 150252), (5928, 138390), (5931, 138320), (5985, 137072), (6384, 128505), (6552, 125210), (6590, 124488), (6840, 119938), (6916, 118620), (7280, 112689), (7410, 110712), (7908, 103740), (7980, 102804), (8190, 100168), (8567, 95760), (8645, 94896), (8892, 92260), (9226, 88920), (9360, 87647), (9576, 85670), (9880, 83034), (9885, 82992), (10374, 79080), (10544, 77805), (10640, 77103), (10920, 75126), (11115, 73808), (11856, 69195), (11862, 69160), (11970, 68536), (12521, 65520), (13104, 62605), (13180, 62244), (13680, 59969), (13832, 59310), (13839, 59280), (14820, 55356), (15561, 52720), (15816, 51870), (15960, 51402), (16380, 50084), (17134, 47880), (17290, 47448), (17784, 46130), (18452, 44460), (19152, 42835), (19760, 41517), (19770, 41496), (20748, 39540), (21840, 37563), (22230, 36904), (23065, 35568), (23724, 34580), (23940, 34268), (25042, 32760), (25701, 31920), (25935, 31632), (26360, 31122), (27664, 29655), (27678, 29640)]