55989960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1935

約数の個数: 128

約数和(自身を含む): 190512000

約数和(自身を除く): 134522040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1889, 1976, 2280, 2470, 2964, 3705, 3778, 4940, 5667, 5928, 7410, 7556, 9445, 9880, 11334, 14820, 15112, 18890, 22668, 24557, 28335, 29640, 35891, 37780, 45336, 49114, 56670, 71782, 73671, 75560, 98228, 107673, 113340, 122785, 143564, 147342, 179455, 196456, 215346, 226680, 245570, 287128, 294684, 358910, 368355, 430692, 466583, 491140, 538365, 589368, 717820, 736710, 861384, 933166, 982280, 1076730, 1399749, 1435640, 1473420, 1866332, 2153460, 2332915, 2799498, 2946840, 3732664, 4306920, 4665830, 5598996, 6998745, 9331660, 11197992, 13997490, 18663320, 27994980, 55989960]

約数ペア:

[(1, 55989960), (2, 27994980), (3, 18663320), (4, 13997490), (5, 11197992), (6, 9331660), (8, 6998745), (10, 5598996), (12, 4665830), (13, 4306920), (15, 3732664), (19, 2946840), (20, 2799498), (24, 2332915), (26, 2153460), (30, 1866332), (38, 1473420), (39, 1435640), (40, 1399749), (52, 1076730), (57, 982280), (60, 933166), (65, 861384), (76, 736710), (78, 717820), (95, 589368), (104, 538365), (114, 491140), (120, 466583), (130, 430692), (152, 368355), (156, 358910), (190, 294684), (195, 287128), (228, 245570), (247, 226680), (260, 215346), (285, 196456), (312, 179455), (380, 147342), (390, 143564), (456, 122785), (494, 113340), (520, 107673), (570, 98228), (741, 75560), (760, 73671), (780, 71782), (988, 56670), (1140, 49114), (1235, 45336), (1482, 37780), (1560, 35891), (1889, 29640), (1976, 28335), (2280, 24557), (2470, 22668), (2964, 18890), (3705, 15112), (3778, 14820), (4940, 11334), (5667, 9880), (5928, 9445), (7410, 7556)]