172718520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2169

約数の個数: 128

約数和(自身を含む): 568814400

約数和(自身を除く): 396095880

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, 2089, 2120, 2756, 3180, 3445, 4134, 4178, 5512, 6267, 6360, 6890, 8268, 8356, 10335, 10445, 12534, 13780, 16536, 16712, 20670, 20890, 25068, 27157, 27560, 31335, 41340, 41780, 50136, 54314, 62670, 81471, 82680, 83560, 108628, 110717, 125340, 135785, 162942, 217256, 221434, 250680, 271570, 325884, 332151, 407355, 442868, 543140, 553585, 651768, 664302, 814710, 885736, 1086280, 1107170, 1328604, 1439321, 1629420, 1660755, 2214340, 2657208, 2878642, 3258840, 3321510, 4317963, 4428680, 5757284, 6643020, 7196605, 8635926, 11514568, 13286040, 14393210, 17271852, 21589815, 28786420, 34543704, 43179630, 57572840, 86359260, 172718520]

約数ペア:

[(1, 172718520), (2, 86359260), (3, 57572840), (4, 43179630), (5, 34543704), (6, 28786420), (8, 21589815), (10, 17271852), (12, 14393210), (13, 13286040), (15, 11514568), (20, 8635926), (24, 7196605), (26, 6643020), (30, 5757284), (39, 4428680), (40, 4317963), (52, 3321510), (53, 3258840), (60, 2878642), (65, 2657208), (78, 2214340), (104, 1660755), (106, 1629420), (120, 1439321), (130, 1328604), (156, 1107170), (159, 1086280), (195, 885736), (212, 814710), (260, 664302), (265, 651768), (312, 553585), (318, 543140), (390, 442868), (424, 407355), (520, 332151), (530, 325884), (636, 271570), (689, 250680), (780, 221434), (795, 217256), (1060, 162942), (1272, 135785), (1378, 125340), (1560, 110717), (1590, 108628), (2067, 83560), (2089, 82680), (2120, 81471), (2756, 62670), (3180, 54314), (3445, 50136), (4134, 41780), (4178, 41340), (5512, 31335), (6267, 27560), (6360, 27157), (6890, 25068), (8268, 20890), (8356, 20670), (10335, 16712), (10445, 16536), (12534, 13780)]