256143264

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1229}}^1$

素因数の和:1422

約数の個数: 96

約数和(自身を含む): 729025920

約数和(自身を除く): 472882656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 167, 208, 312, 334, 416, 501, 624, 668, 1002, 1229, 1248, 1336, 2004, 2171, 2458, 2672, 3687, 4008, 4342, 4916, 5344, 6513, 7374, 8016, 8684, 9832, 13026, 14748, 15977, 16032, 17368, 19664, 26052, 29496, 31954, 34736, 39328, 47931, 52104, 58992, 63908, 69472, 95862, 104208, 117984, 127816, 191724, 205243, 208416, 255632, 383448, 410486, 511264, 615729, 766896, 820972, 1231458, 1533792, 1641944, 2462916, 2668159, 3283888, 4925832, 5336318, 6567776, 8004477, 9851664, 10672636, 16008954, 19703328, 21345272, 32017908, 42690544, 64035816, 85381088, 128071632, 256143264]

約数ペア:

[(1, 256143264), (2, 128071632), (3, 85381088), (4, 64035816), (6, 42690544), (8, 32017908), (12, 21345272), (13, 19703328), (16, 16008954), (24, 10672636), (26, 9851664), (32, 8004477), (39, 6567776), (48, 5336318), (52, 4925832), (78, 3283888), (96, 2668159), (104, 2462916), (156, 1641944), (167, 1533792), (208, 1231458), (312, 820972), (334, 766896), (416, 615729), (501, 511264), (624, 410486), (668, 383448), (1002, 255632), (1229, 208416), (1248, 205243), (1336, 191724), (2004, 127816), (2171, 117984), (2458, 104208), (2672, 95862), (3687, 69472), (4008, 63908), (4342, 58992), (4916, 52104), (5344, 47931), (6513, 39328), (7374, 34736), (8016, 31954), (8684, 29496), (9832, 26052), (13026, 19664), (14748, 17368), (15977, 16032)]