68702920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12011}}^1$

素因数の和:12046

約数の個数: 64

約数和(自身を含む): 181621440

約数和(自身を除く): 112918520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 12011, 24022, 48044, 60055, 96088, 120110, 132121, 156143, 240220, 264242, 312286, 480440, 528484, 624572, 660605, 780715, 1056968, 1249144, 1321210, 1561430, 1717573, 2642420, 3122860, 3435146, 5284840, 6245720, 6870292, 8587865, 13740584, 17175730, 34351460, 68702920]

約数ペア:

[(1, 68702920), (2, 34351460), (4, 17175730), (5, 13740584), (8, 8587865), (10, 6870292), (11, 6245720), (13, 5284840), (20, 3435146), (22, 3122860), (26, 2642420), (40, 1717573), (44, 1561430), (52, 1321210), (55, 1249144), (65, 1056968), (88, 780715), (104, 660605), (110, 624572), (130, 528484), (143, 480440), (220, 312286), (260, 264242), (286, 240220), (440, 156143), (520, 132121), (572, 120110), (715, 96088), (1144, 60055), (1430, 48044), (2860, 24022), (5720, 12011)]