255398520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3089}}^1$

素因数の和:3169

約数の個数: 128

約数和(自身を含む): 840974400

約数和(自身を除く): 585575880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 195, 212, 260, 265, 312, 318, 390, 424, 520, 530, 636, 689, 780, 795, 1060, 1272, 1378, 1560, 1590, 2067, 2120, 2756, 3089, 3180, 3445, 4134, 5512, 6178, 6360, 6890, 8268, 9267, 10335, 12356, 13780, 15445, 16536, 18534, 20670, 24712, 27560, 30890, 37068, 40157, 41340, 46335, 61780, 74136, 80314, 82680, 92670, 120471, 123560, 160628, 163717, 185340, 200785, 240942, 321256, 327434, 370680, 401570, 481884, 491151, 602355, 654868, 803140, 818585, 963768, 982302, 1204710, 1309736, 1606280, 1637170, 1964604, 2128321, 2409420, 2455755, 3274340, 3929208, 4256642, 4818840, 4911510, 6384963, 6548680, 8513284, 9823020, 10641605, 12769926, 17026568, 19646040, 21283210, 25539852, 31924815, 42566420, 51079704, 63849630, 85132840, 127699260, 255398520]

約数ペア:

[(1, 255398520), (2, 127699260), (3, 85132840), (4, 63849630), (5, 51079704), (6, 42566420), (8, 31924815), (10, 25539852), (12, 21283210), (13, 19646040), (15, 17026568), (20, 12769926), (24, 10641605), (26, 9823020), (30, 8513284), (39, 6548680), (40, 6384963), (52, 4911510), (53, 4818840), (60, 4256642), (65, 3929208), (78, 3274340), (104, 2455755), (106, 2409420), (120, 2128321), (130, 1964604), (156, 1637170), (159, 1606280), (195, 1309736), (212, 1204710), (260, 982302), (265, 963768), (312, 818585), (318, 803140), (390, 654868), (424, 602355), (520, 491151), (530, 481884), (636, 401570), (689, 370680), (780, 327434), (795, 321256), (1060, 240942), (1272, 200785), (1378, 185340), (1560, 163717), (1590, 160628), (2067, 123560), (2120, 120471), (2756, 92670), (3089, 82680), (3180, 80314), (3445, 74136), (4134, 61780), (5512, 46335), (6178, 41340), (6360, 40157), (6890, 37068), (8268, 30890), (9267, 27560), (10335, 24712), (12356, 20670), (13780, 18534), (15445, 16536)]