131646840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{84389}}^1$

素因数の和:84416

約数の個数: 64

約数和(自身を含む): 425325600

約数和(自身を除く): 293678760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 84389, 168778, 253167, 337556, 421945, 506334, 675112, 843890, 1012668, 1097057, 1265835, 1687780, 2025336, 2194114, 2531670, 3291171, 3375560, 4388228, 5063340, 5485285, 6582342, 8776456, 10126680, 10970570, 13164684, 16455855, 21941140, 26329368, 32911710, 43882280, 65823420, 131646840]

約数ペア:

[(1, 131646840), (2, 65823420), (3, 43882280), (4, 32911710), (5, 26329368), (6, 21941140), (8, 16455855), (10, 13164684), (12, 10970570), (13, 10126680), (15, 8776456), (20, 6582342), (24, 5485285), (26, 5063340), (30, 4388228), (39, 3375560), (40, 3291171), (52, 2531670), (60, 2194114), (65, 2025336), (78, 1687780), (104, 1265835), (120, 1097057), (130, 1012668), (156, 843890), (195, 675112), (260, 506334), (312, 421945), (390, 337556), (520, 253167), (780, 168778), (1560, 84389)]