56053920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1$

素因数の和:735

約数の個数: 144

約数和(自身を含む): 191473632

約数和(自身を除く): 135419712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 691, 780, 845, 1014, 1040, 1248, 1352, 1382, 1560, 1690, 2028, 2073, 2080, 2535, 2704, 2764, 3120, 3380, 3455, 4056, 4146, 5070, 5408, 5528, 6240, 6760, 6910, 8112, 8292, 8983, 10140, 10365, 11056, 13520, 13820, 16224, 16584, 17966, 20280, 20730, 22112, 26949, 27040, 27640, 33168, 35932, 40560, 41460, 44915, 53898, 55280, 66336, 71864, 81120, 82920, 89830, 107796, 110560, 116779, 134745, 143728, 165840, 179660, 215592, 233558, 269490, 287456, 331680, 350337, 359320, 431184, 467116, 538980, 583895, 700674, 718640, 862368, 934232, 1077960, 1167790, 1401348, 1437280, 1751685, 1868464, 2155920, 2335580, 2802696, 3503370, 3736928, 4311840, 4671160, 5605392, 7006740, 9342320, 11210784, 14013480, 18684640, 28026960, 56053920]

約数ペア:

[(1, 56053920), (2, 28026960), (3, 18684640), (4, 14013480), (5, 11210784), (6, 9342320), (8, 7006740), (10, 5605392), (12, 4671160), (13, 4311840), (15, 3736928), (16, 3503370), (20, 2802696), (24, 2335580), (26, 2155920), (30, 1868464), (32, 1751685), (39, 1437280), (40, 1401348), (48, 1167790), (52, 1077960), (60, 934232), (65, 862368), (78, 718640), (80, 700674), (96, 583895), (104, 538980), (120, 467116), (130, 431184), (156, 359320), (160, 350337), (169, 331680), (195, 287456), (208, 269490), (240, 233558), (260, 215592), (312, 179660), (338, 165840), (390, 143728), (416, 134745), (480, 116779), (507, 110560), (520, 107796), (624, 89830), (676, 82920), (691, 81120), (780, 71864), (845, 66336), (1014, 55280), (1040, 53898), (1248, 44915), (1352, 41460), (1382, 40560), (1560, 35932), (1690, 33168), (2028, 27640), (2073, 27040), (2080, 26949), (2535, 22112), (2704, 20730), (2764, 20280), (3120, 17966), (3380, 16584), (3455, 16224), (4056, 13820), (4146, 13520), (5070, 11056), (5408, 10365), (5528, 10140), (6240, 8983), (6760, 8292), (6910, 8112)]