253326840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162389}}^1$

素因数の和:162416

約数の個数: 64

約数和(自身を含む): 818445600

約数和(自身を除く): 565118760

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, 162389, 324778, 487167, 649556, 811945, 974334, 1299112, 1623890, 1948668, 2111057, 2435835, 3247780, 3897336, 4222114, 4871670, 6333171, 6495560, 8444228, 9743340, 10555285, 12666342, 16888456, 19486680, 21110570, 25332684, 31665855, 42221140, 50665368, 63331710, 84442280, 126663420, 253326840]

約数ペア:

[(1, 253326840), (2, 126663420), (3, 84442280), (4, 63331710), (5, 50665368), (6, 42221140), (8, 31665855), (10, 25332684), (12, 21110570), (13, 19486680), (15, 16888456), (20, 12666342), (24, 10555285), (26, 9743340), (30, 8444228), (39, 6495560), (40, 6333171), (52, 4871670), (60, 4222114), (65, 3897336), (78, 3247780), (104, 2435835), (120, 2111057), (130, 1948668), (156, 1623890), (195, 1299112), (260, 974334), (312, 811945), (390, 649556), (520, 487167), (780, 324778), (1560, 162389)]