642579360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^2$

素因数の和:355

約数の個数: 144

約数和(自身を含む): 2064769056

約数和(自身を除く): 1422189696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 83, 96, 120, 127, 160, 166, 240, 249, 254, 332, 381, 415, 480, 498, 508, 635, 664, 762, 830, 996, 1016, 1245, 1270, 1328, 1524, 1660, 1905, 1992, 2032, 2490, 2540, 2656, 3048, 3320, 3810, 3984, 4064, 4980, 5080, 6096, 6640, 7620, 7968, 9960, 10160, 10541, 12192, 13280, 15240, 16129, 19920, 20320, 21082, 30480, 31623, 32258, 39840, 42164, 48387, 52705, 60960, 63246, 64516, 80645, 84328, 96774, 105410, 126492, 129032, 158115, 161290, 168656, 193548, 210820, 241935, 252984, 258064, 316230, 322580, 337312, 387096, 421640, 483870, 505968, 516128, 632460, 645160, 774192, 843280, 967740, 1011936, 1264920, 1290320, 1338707, 1548384, 1686560, 1935480, 2529840, 2580640, 2677414, 3870960, 4016121, 5059680, 5354828, 6693535, 7741920, 8032242, 10709656, 13387070, 16064484, 20080605, 21419312, 26774140, 32128968, 40161210, 42838624, 53548280, 64257936, 80322420, 107096560, 128515872, 160644840, 214193120, 321289680, 642579360]

約数ペア:

[(1, 642579360), (2, 321289680), (3, 214193120), (4, 160644840), (5, 128515872), (6, 107096560), (8, 80322420), (10, 64257936), (12, 53548280), (15, 42838624), (16, 40161210), (20, 32128968), (24, 26774140), (30, 21419312), (32, 20080605), (40, 16064484), (48, 13387070), (60, 10709656), (80, 8032242), (83, 7741920), (96, 6693535), (120, 5354828), (127, 5059680), (160, 4016121), (166, 3870960), (240, 2677414), (249, 2580640), (254, 2529840), (332, 1935480), (381, 1686560), (415, 1548384), (480, 1338707), (498, 1290320), (508, 1264920), (635, 1011936), (664, 967740), (762, 843280), (830, 774192), (996, 645160), (1016, 632460), (1245, 516128), (1270, 505968), (1328, 483870), (1524, 421640), (1660, 387096), (1905, 337312), (1992, 322580), (2032, 316230), (2490, 258064), (2540, 252984), (2656, 241935), (3048, 210820), (3320, 193548), (3810, 168656), (3984, 161290), (4064, 158115), (4980, 129032), (5080, 126492), (6096, 105410), (6640, 96774), (7620, 84328), (7968, 80645), (9960, 64516), (10160, 63246), (10541, 60960), (12192, 52705), (13280, 48387), (15240, 42164), (16129, 39840), (19920, 32258), (20320, 31623), (21082, 30480)]