128214840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82189}}^1$

素因数の和:82216

約数の個数: 64

約数和(自身を含む): 414237600

約数和(自身を除く): 286022760

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, 82189, 164378, 246567, 328756, 410945, 493134, 657512, 821890, 986268, 1068457, 1232835, 1643780, 1972536, 2136914, 2465670, 3205371, 3287560, 4273828, 4931340, 5342285, 6410742, 8547656, 9862680, 10684570, 12821484, 16026855, 21369140, 25642968, 32053710, 42738280, 64107420, 128214840]

約数ペア:

[(1, 128214840), (2, 64107420), (3, 42738280), (4, 32053710), (5, 25642968), (6, 21369140), (8, 16026855), (10, 12821484), (12, 10684570), (13, 9862680), (15, 8547656), (20, 6410742), (24, 5342285), (26, 4931340), (30, 4273828), (39, 3287560), (40, 3205371), (52, 2465670), (60, 2136914), (65, 1972536), (78, 1643780), (104, 1232835), (120, 1068457), (130, 986268), (156, 821890), (195, 657512), (260, 493134), (312, 410945), (390, 328756), (520, 246567), (780, 164378), (1560, 82189)]