1904228520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{4217}}^1$

素因数の和:4355

約数の個数: 128

約数和(自身を含む): 5903850240

約数和(自身を除く): 3999621720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 71, 106, 120, 142, 159, 212, 213, 265, 284, 318, 355, 424, 426, 530, 568, 636, 710, 795, 852, 1060, 1065, 1272, 1420, 1590, 1704, 2120, 2130, 2840, 3180, 3763, 4217, 4260, 6360, 7526, 8434, 8520, 11289, 12651, 15052, 16868, 18815, 21085, 22578, 25302, 30104, 33736, 37630, 42170, 45156, 50604, 56445, 63255, 75260, 84340, 90312, 101208, 112890, 126510, 150520, 168680, 223501, 225780, 253020, 299407, 447002, 451560, 506040, 598814, 670503, 894004, 898221, 1117505, 1197628, 1341006, 1497035, 1788008, 1796442, 2235010, 2395256, 2682012, 2994070, 3352515, 3592884, 4470020, 4491105, 5364024, 5988140, 6705030, 7185768, 8940040, 8982210, 11976280, 13410060, 15868571, 17964420, 26820120, 31737142, 35928840, 47605713, 63474284, 79342855, 95211426, 126948568, 158685710, 190422852, 238028565, 317371420, 380845704, 476057130, 634742840, 952114260, 1904228520]

約数ペア:

[(1, 1904228520), (2, 952114260), (3, 634742840), (4, 476057130), (5, 380845704), (6, 317371420), (8, 238028565), (10, 190422852), (12, 158685710), (15, 126948568), (20, 95211426), (24, 79342855), (30, 63474284), (40, 47605713), (53, 35928840), (60, 31737142), (71, 26820120), (106, 17964420), (120, 15868571), (142, 13410060), (159, 11976280), (212, 8982210), (213, 8940040), (265, 7185768), (284, 6705030), (318, 5988140), (355, 5364024), (424, 4491105), (426, 4470020), (530, 3592884), (568, 3352515), (636, 2994070), (710, 2682012), (795, 2395256), (852, 2235010), (1060, 1796442), (1065, 1788008), (1272, 1497035), (1420, 1341006), (1590, 1197628), (1704, 1117505), (2120, 898221), (2130, 894004), (2840, 670503), (3180, 598814), (3763, 506040), (4217, 451560), (4260, 447002), (6360, 299407), (7526, 253020), (8434, 225780), (8520, 223501), (11289, 168680), (12651, 150520), (15052, 126510), (16868, 112890), (18815, 101208), (21085, 90312), (22578, 84340), (25302, 75260), (30104, 63255), (33736, 56445), (37630, 50604), (42170, 45156)]