61891440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 209986560

約数和(自身を除く): 148095120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 83, 104, 120, 130, 156, 166, 195, 208, 239, 240, 249, 260, 312, 332, 390, 415, 478, 498, 520, 624, 664, 717, 780, 830, 956, 996, 1040, 1079, 1195, 1245, 1328, 1434, 1560, 1660, 1912, 1992, 2158, 2390, 2490, 2868, 3107, 3120, 3237, 3320, 3585, 3824, 3984, 4316, 4780, 4980, 5395, 5736, 6214, 6474, 6640, 7170, 8632, 9321, 9560, 9960, 10790, 11472, 12428, 12948, 14340, 15535, 16185, 17264, 18642, 19120, 19837, 19920, 21580, 24856, 25896, 28680, 31070, 32370, 37284, 39674, 43160, 46605, 49712, 51792, 57360, 59511, 62140, 64740, 74568, 79348, 86320, 93210, 99185, 119022, 124280, 129480, 149136, 158696, 186420, 198370, 238044, 248560, 257881, 258960, 297555, 317392, 372840, 396740, 476088, 515762, 595110, 745680, 773643, 793480, 952176, 1031524, 1190220, 1289405, 1547286, 1586960, 2063048, 2380440, 2578810, 3094572, 3868215, 4126096, 4760880, 5157620, 6189144, 7736430, 10315240, 12378288, 15472860, 20630480, 30945720, 61891440]

約数ペア:

[(1, 61891440), (2, 30945720), (3, 20630480), (4, 15472860), (5, 12378288), (6, 10315240), (8, 7736430), (10, 6189144), (12, 5157620), (13, 4760880), (15, 4126096), (16, 3868215), (20, 3094572), (24, 2578810), (26, 2380440), (30, 2063048), (39, 1586960), (40, 1547286), (48, 1289405), (52, 1190220), (60, 1031524), (65, 952176), (78, 793480), (80, 773643), (83, 745680), (104, 595110), (120, 515762), (130, 476088), (156, 396740), (166, 372840), (195, 317392), (208, 297555), (239, 258960), (240, 257881), (249, 248560), (260, 238044), (312, 198370), (332, 186420), (390, 158696), (415, 149136), (478, 129480), (498, 124280), (520, 119022), (624, 99185), (664, 93210), (717, 86320), (780, 79348), (830, 74568), (956, 64740), (996, 62140), (1040, 59511), (1079, 57360), (1195, 51792), (1245, 49712), (1328, 46605), (1434, 43160), (1560, 39674), (1660, 37284), (1912, 32370), (1992, 31070), (2158, 28680), (2390, 25896), (2490, 24856), (2868, 21580), (3107, 19920), (3120, 19837), (3237, 19120), (3320, 18642), (3585, 17264), (3824, 16185), (3984, 15535), (4316, 14340), (4780, 12948), (4980, 12428), (5395, 11472), (5736, 10790), (6214, 9960), (6474, 9560), (6640, 9321), (7170, 8632)]