72589880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{457}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 188457840

約数和(自身を除く): 115867960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 361, 380, 418, 440, 457, 722, 760, 836, 914, 1045, 1444, 1672, 1805, 1828, 2090, 2285, 2888, 3610, 3656, 3971, 4180, 4570, 5027, 7220, 7942, 8360, 8683, 9140, 10054, 14440, 15884, 17366, 18280, 19855, 20108, 25135, 31768, 34732, 39710, 40216, 43415, 50270, 69464, 79420, 86830, 95513, 100540, 158840, 164977, 173660, 191026, 201080, 329954, 347320, 382052, 477565, 659908, 764104, 824885, 955130, 1319816, 1649770, 1814747, 1910260, 3299540, 3629494, 3820520, 6599080, 7258988, 9073735, 14517976, 18147470, 36294940, 72589880]

約数ペア:

[(1, 72589880), (2, 36294940), (4, 18147470), (5, 14517976), (8, 9073735), (10, 7258988), (11, 6599080), (19, 3820520), (20, 3629494), (22, 3299540), (38, 1910260), (40, 1814747), (44, 1649770), (55, 1319816), (76, 955130), (88, 824885), (95, 764104), (110, 659908), (152, 477565), (190, 382052), (209, 347320), (220, 329954), (361, 201080), (380, 191026), (418, 173660), (440, 164977), (457, 158840), (722, 100540), (760, 95513), (836, 86830), (914, 79420), (1045, 69464), (1444, 50270), (1672, 43415), (1805, 40216), (1828, 39710), (2090, 34732), (2285, 31768), (2888, 25135), (3610, 20108), (3656, 19855), (3971, 18280), (4180, 17366), (4570, 15884), (5027, 14440), (7220, 10054), (7942, 9140), (8360, 8683)]