256501320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{36229}}^1$

素因数の和:36302

約数の個数: 64

約数和(自身を含む): 782568000

約数和(自身を除く): 526066680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 3540, 7080, 36229, 72458, 108687, 144916, 181145, 217374, 289832, 362290, 434748, 543435, 724580, 869496, 1086870, 1449160, 2137511, 2173740, 4275022, 4347480, 6412533, 8550044, 10687555, 12825066, 17100088, 21375110, 25650132, 32062665, 42750220, 51300264, 64125330, 85500440, 128250660, 256501320]

約数ペア:

[(1, 256501320), (2, 128250660), (3, 85500440), (4, 64125330), (5, 51300264), (6, 42750220), (8, 32062665), (10, 25650132), (12, 21375110), (15, 17100088), (20, 12825066), (24, 10687555), (30, 8550044), (40, 6412533), (59, 4347480), (60, 4275022), (118, 2173740), (120, 2137511), (177, 1449160), (236, 1086870), (295, 869496), (354, 724580), (472, 543435), (590, 434748), (708, 362290), (885, 289832), (1180, 217374), (1416, 181145), (1770, 144916), (2360, 108687), (3540, 72458), (7080, 36229)]