256429056

素因数分解:

$2^{10}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{6421}}^1$

素因数の和:6457

約数の個数: 88

約数和(自身を含む): 736166704

約数和(自身を除く): 479737648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 768, 832, 1024, 1248, 1536, 1664, 2496, 3072, 3328, 4992, 6421, 6656, 9984, 12842, 13312, 19263, 19968, 25684, 38526, 39936, 51368, 77052, 83473, 102736, 154104, 166946, 205472, 250419, 308208, 333892, 410944, 500838, 616416, 667784, 821888, 1001676, 1232832, 1335568, 1643776, 2003352, 2465664, 2671136, 3287552, 4006704, 4931328, 5342272, 6575104, 8013408, 9862656, 10684544, 16026816, 19725312, 21369088, 32053632, 42738176, 64107264, 85476352, 128214528, 256429056]

約数ペア:

[(1, 256429056), (2, 128214528), (3, 85476352), (4, 64107264), (6, 42738176), (8, 32053632), (12, 21369088), (13, 19725312), (16, 16026816), (24, 10684544), (26, 9862656), (32, 8013408), (39, 6575104), (48, 5342272), (52, 4931328), (64, 4006704), (78, 3287552), (96, 2671136), (104, 2465664), (128, 2003352), (156, 1643776), (192, 1335568), (208, 1232832), (256, 1001676), (312, 821888), (384, 667784), (416, 616416), (512, 500838), (624, 410944), (768, 333892), (832, 308208), (1024, 250419), (1248, 205472), (1536, 166946), (1664, 154104), (2496, 102736), (3072, 83473), (3328, 77052), (4992, 51368), (6421, 39936), (6656, 38526), (9984, 25684), (12842, 19968), (13312, 19263)]