201724440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 630097920

約数和(自身を除く): 428373480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 211, 248, 257, 310, 372, 422, 465, 514, 620, 633, 744, 771, 844, 930, 1028, 1055, 1240, 1266, 1285, 1542, 1688, 1860, 2056, 2110, 2532, 2570, 3084, 3165, 3720, 3855, 4220, 5064, 5140, 6168, 6330, 6541, 7710, 7967, 8440, 10280, 12660, 13082, 15420, 15934, 19623, 23901, 25320, 26164, 30840, 31868, 32705, 39246, 39835, 47802, 52328, 54227, 63736, 65410, 78492, 79670, 95604, 98115, 108454, 119505, 130820, 156984, 159340, 162681, 191208, 196230, 216908, 239010, 261640, 271135, 318680, 325362, 392460, 433816, 478020, 542270, 650724, 784920, 813405, 956040, 1084540, 1301448, 1626810, 1681037, 2169080, 3253620, 3362074, 5043111, 6507240, 6724148, 8405185, 10086222, 13448296, 16810370, 20172444, 25215555, 33620740, 40344888, 50431110, 67241480, 100862220, 201724440]

約数ペア:

[(1, 201724440), (2, 100862220), (3, 67241480), (4, 50431110), (5, 40344888), (6, 33620740), (8, 25215555), (10, 20172444), (12, 16810370), (15, 13448296), (20, 10086222), (24, 8405185), (30, 6724148), (31, 6507240), (40, 5043111), (60, 3362074), (62, 3253620), (93, 2169080), (120, 1681037), (124, 1626810), (155, 1301448), (186, 1084540), (211, 956040), (248, 813405), (257, 784920), (310, 650724), (372, 542270), (422, 478020), (465, 433816), (514, 392460), (620, 325362), (633, 318680), (744, 271135), (771, 261640), (844, 239010), (930, 216908), (1028, 196230), (1055, 191208), (1240, 162681), (1266, 159340), (1285, 156984), (1542, 130820), (1688, 119505), (1860, 108454), (2056, 98115), (2110, 95604), (2532, 79670), (2570, 78492), (3084, 65410), (3165, 63736), (3720, 54227), (3855, 52328), (4220, 47802), (5064, 39835), (5140, 39246), (6168, 32705), (6330, 31868), (6541, 30840), (7710, 26164), (7967, 25320), (8440, 23901), (10280, 19623), (12660, 15934), (13082, 15420)]