68466840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43889}}^1$

素因数の和:43916

約数の個数: 64

約数和(自身を含む): 221205600

約数和(自身を除く): 152738760

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, 43889, 87778, 131667, 175556, 219445, 263334, 351112, 438890, 526668, 570557, 658335, 877780, 1053336, 1141114, 1316670, 1711671, 1755560, 2282228, 2633340, 2852785, 3423342, 4564456, 5266680, 5705570, 6846684, 8558355, 11411140, 13693368, 17116710, 22822280, 34233420, 68466840]

約数ペア:

[(1, 68466840), (2, 34233420), (3, 22822280), (4, 17116710), (5, 13693368), (6, 11411140), (8, 8558355), (10, 6846684), (12, 5705570), (13, 5266680), (15, 4564456), (20, 3423342), (24, 2852785), (26, 2633340), (30, 2282228), (39, 1755560), (40, 1711671), (52, 1316670), (60, 1141114), (65, 1053336), (78, 877780), (104, 658335), (120, 570557), (130, 526668), (156, 438890), (195, 351112), (260, 263334), (312, 219445), (390, 175556), (520, 131667), (780, 87778), (1560, 43889)]