286720020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2381}}^1$

素因数の和:2622

約数の個数: 96

約数和(自身を含む): 896394240

約数和(自身を除く): 609674220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 223, 270, 446, 540, 669, 892, 1115, 1338, 2007, 2230, 2381, 2676, 3345, 4014, 4460, 4762, 6021, 6690, 7143, 8028, 9524, 10035, 11905, 12042, 13380, 14286, 20070, 21429, 23810, 24084, 28572, 30105, 35715, 40140, 42858, 47620, 60210, 64287, 71430, 85716, 107145, 120420, 128574, 142860, 214290, 257148, 321435, 428580, 530963, 642870, 1061926, 1285740, 1592889, 2123852, 2654815, 3185778, 4778667, 5309630, 6371556, 7964445, 9557334, 10619260, 14336001, 15928890, 19114668, 23893335, 28672002, 31857780, 47786670, 57344004, 71680005, 95573340, 143360010, 286720020]

約数ペア:

[(1, 286720020), (2, 143360010), (3, 95573340), (4, 71680005), (5, 57344004), (6, 47786670), (9, 31857780), (10, 28672002), (12, 23893335), (15, 19114668), (18, 15928890), (20, 14336001), (27, 10619260), (30, 9557334), (36, 7964445), (45, 6371556), (54, 5309630), (60, 4778667), (90, 3185778), (108, 2654815), (135, 2123852), (180, 1592889), (223, 1285740), (270, 1061926), (446, 642870), (540, 530963), (669, 428580), (892, 321435), (1115, 257148), (1338, 214290), (2007, 142860), (2230, 128574), (2381, 120420), (2676, 107145), (3345, 85716), (4014, 71430), (4460, 64287), (4762, 60210), (6021, 47620), (6690, 42858), (7143, 40140), (8028, 35715), (9524, 30105), (10035, 28572), (11905, 24084), (12042, 23810), (13380, 21429), (14286, 20070)]