69139280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{373}}^1$

素因数の和:724

約数の個数: 80

約数和(自身を含む): 184761984

約数和(自身を除く): 115622704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 373, 560, 662, 746, 1324, 1492, 1655, 1865, 2317, 2611, 2648, 2984, 3310, 3730, 4634, 5222, 5296, 5968, 6620, 7460, 9268, 10444, 11585, 13055, 13240, 14920, 18536, 20888, 23170, 26110, 26480, 29840, 37072, 41776, 46340, 52220, 92680, 104440, 123463, 185360, 208880, 246926, 493852, 617315, 864241, 987704, 1234630, 1728482, 1975408, 2469260, 3456964, 4321205, 4938520, 6913928, 8642410, 9877040, 13827856, 17284820, 34569640, 69139280]

約数ペア:

[(1, 69139280), (2, 34569640), (4, 17284820), (5, 13827856), (7, 9877040), (8, 8642410), (10, 6913928), (14, 4938520), (16, 4321205), (20, 3456964), (28, 2469260), (35, 1975408), (40, 1728482), (56, 1234630), (70, 987704), (80, 864241), (112, 617315), (140, 493852), (280, 246926), (331, 208880), (373, 185360), (560, 123463), (662, 104440), (746, 92680), (1324, 52220), (1492, 46340), (1655, 41776), (1865, 37072), (2317, 29840), (2611, 26480), (2648, 26110), (2984, 23170), (3310, 20888), (3730, 18536), (4634, 14920), (5222, 13240), (5296, 13055), (5968, 11585), (6620, 10444), (7460, 9268)]