231332880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:401

約数の個数: 160

約数和(自身を含む): 746380800

約数和(自身を除く): 515047920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 109, 111, 120, 148, 185, 218, 222, 239, 240, 296, 327, 370, 436, 444, 478, 545, 555, 592, 654, 717, 740, 872, 888, 956, 1090, 1110, 1195, 1308, 1434, 1480, 1635, 1744, 1776, 1912, 2180, 2220, 2390, 2616, 2868, 2960, 3270, 3585, 3824, 4033, 4360, 4440, 4780, 5232, 5736, 6540, 7170, 8066, 8720, 8843, 8880, 9560, 11472, 12099, 13080, 14340, 16132, 17686, 19120, 20165, 24198, 26051, 26160, 26529, 28680, 32264, 35372, 40330, 44215, 48396, 52102, 53058, 57360, 60495, 64528, 70744, 78153, 80660, 88430, 96792, 104204, 106116, 120990, 130255, 132645, 141488, 156306, 161320, 176860, 193584, 208408, 212232, 241980, 260510, 265290, 312612, 322640, 353720, 390765, 416816, 424464, 483960, 521020, 530580, 625224, 707440, 781530, 963887, 967920, 1042040, 1061160, 1250448, 1563060, 1927774, 2084080, 2122320, 2891661, 3126120, 3855548, 4819435, 5783322, 6252240, 7711096, 9638870, 11566644, 14458305, 15422192, 19277740, 23133288, 28916610, 38555480, 46266576, 57833220, 77110960, 115666440, 231332880]

約数ペア:

[(1, 231332880), (2, 115666440), (3, 77110960), (4, 57833220), (5, 46266576), (6, 38555480), (8, 28916610), (10, 23133288), (12, 19277740), (15, 15422192), (16, 14458305), (20, 11566644), (24, 9638870), (30, 7711096), (37, 6252240), (40, 5783322), (48, 4819435), (60, 3855548), (74, 3126120), (80, 2891661), (109, 2122320), (111, 2084080), (120, 1927774), (148, 1563060), (185, 1250448), (218, 1061160), (222, 1042040), (239, 967920), (240, 963887), (296, 781530), (327, 707440), (370, 625224), (436, 530580), (444, 521020), (478, 483960), (545, 424464), (555, 416816), (592, 390765), (654, 353720), (717, 322640), (740, 312612), (872, 265290), (888, 260510), (956, 241980), (1090, 212232), (1110, 208408), (1195, 193584), (1308, 176860), (1434, 161320), (1480, 156306), (1635, 141488), (1744, 132645), (1776, 130255), (1912, 120990), (2180, 106116), (2220, 104204), (2390, 96792), (2616, 88430), (2868, 80660), (2960, 78153), (3270, 70744), (3585, 64528), (3824, 60495), (4033, 57360), (4360, 53058), (4440, 52102), (4780, 48396), (5232, 44215), (5736, 40330), (6540, 35372), (7170, 32264), (8066, 28680), (8720, 26529), (8843, 26160), (8880, 26051), (9560, 24198), (11472, 20165), (12099, 19120), (13080, 17686), (14340, 16132)]