1894447560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{5171}}^1$

素因数の和:5299

約数の個数: 128

約数和(自身を含む): 5898562560

約数和(自身を除く): 4004115000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 71, 86, 120, 129, 142, 172, 213, 215, 258, 284, 344, 355, 426, 430, 516, 568, 645, 710, 852, 860, 1032, 1065, 1290, 1420, 1704, 1720, 2130, 2580, 2840, 3053, 4260, 5160, 5171, 6106, 8520, 9159, 10342, 12212, 15265, 15513, 18318, 20684, 24424, 25855, 30530, 31026, 36636, 41368, 45795, 51710, 61060, 62052, 73272, 77565, 91590, 103420, 122120, 124104, 155130, 183180, 206840, 222353, 310260, 366360, 367141, 444706, 620520, 667059, 734282, 889412, 1101423, 1111765, 1334118, 1468564, 1778824, 1835705, 2202846, 2223530, 2668236, 2937128, 3335295, 3671410, 4405692, 4447060, 5336472, 5507115, 6670590, 7342820, 8811384, 8894120, 11014230, 13341180, 14685640, 15787063, 22028460, 26682360, 31574126, 44056920, 47361189, 63148252, 78935315, 94722378, 126296504, 157870630, 189444756, 236805945, 315741260, 378889512, 473611890, 631482520, 947223780, 1894447560]

約数ペア:

[(1, 1894447560), (2, 947223780), (3, 631482520), (4, 473611890), (5, 378889512), (6, 315741260), (8, 236805945), (10, 189444756), (12, 157870630), (15, 126296504), (20, 94722378), (24, 78935315), (30, 63148252), (40, 47361189), (43, 44056920), (60, 31574126), (71, 26682360), (86, 22028460), (120, 15787063), (129, 14685640), (142, 13341180), (172, 11014230), (213, 8894120), (215, 8811384), (258, 7342820), (284, 6670590), (344, 5507115), (355, 5336472), (426, 4447060), (430, 4405692), (516, 3671410), (568, 3335295), (645, 2937128), (710, 2668236), (852, 2223530), (860, 2202846), (1032, 1835705), (1065, 1778824), (1290, 1468564), (1420, 1334118), (1704, 1111765), (1720, 1101423), (2130, 889412), (2580, 734282), (2840, 667059), (3053, 620520), (4260, 444706), (5160, 367141), (5171, 366360), (6106, 310260), (8520, 222353), (9159, 206840), (10342, 183180), (12212, 155130), (15265, 124104), (15513, 122120), (18318, 103420), (20684, 91590), (24424, 77565), (25855, 73272), (30530, 62052), (31026, 61060), (36636, 51710), (41368, 45795)]