317970016

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:877

約数の個数: 144

約数和(自身を含む): 826504560

約数和(自身を除く): 508534544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 224, 247, 266, 304, 364, 392, 416, 494, 532, 608, 637, 728, 784, 821, 931, 988, 1064, 1274, 1456, 1568, 1642, 1729, 1862, 1976, 2128, 2548, 2912, 3284, 3458, 3724, 3952, 4256, 5096, 5747, 6568, 6916, 7448, 7904, 10192, 10673, 11494, 12103, 13136, 13832, 14896, 15599, 20384, 21346, 22988, 24206, 26272, 27664, 29792, 31198, 40229, 42692, 45976, 48412, 55328, 62396, 74711, 80458, 85384, 91952, 96824, 109193, 124792, 149422, 160916, 170768, 183904, 193648, 202787, 218386, 249584, 298844, 321832, 341536, 387296, 405574, 436772, 499168, 522977, 597688, 643664, 764351, 811148, 873544, 1045954, 1195376, 1287328, 1419509, 1528702, 1622296, 1747088, 2091908, 2390752, 2839018, 3057404, 3244592, 3494176, 4183816, 5678036, 6114808, 6489184, 8367632, 9936563, 11356072, 12229616, 16735264, 19873126, 22712144, 24459232, 39746252, 45424288, 79492504, 158985008, 317970016]

約数ペア:

[(1, 317970016), (2, 158985008), (4, 79492504), (7, 45424288), (8, 39746252), (13, 24459232), (14, 22712144), (16, 19873126), (19, 16735264), (26, 12229616), (28, 11356072), (32, 9936563), (38, 8367632), (49, 6489184), (52, 6114808), (56, 5678036), (76, 4183816), (91, 3494176), (98, 3244592), (104, 3057404), (112, 2839018), (133, 2390752), (152, 2091908), (182, 1747088), (196, 1622296), (208, 1528702), (224, 1419509), (247, 1287328), (266, 1195376), (304, 1045954), (364, 873544), (392, 811148), (416, 764351), (494, 643664), (532, 597688), (608, 522977), (637, 499168), (728, 436772), (784, 405574), (821, 387296), (931, 341536), (988, 321832), (1064, 298844), (1274, 249584), (1456, 218386), (1568, 202787), (1642, 193648), (1729, 183904), (1862, 170768), (1976, 160916), (2128, 149422), (2548, 124792), (2912, 109193), (3284, 96824), (3458, 91952), (3724, 85384), (3952, 80458), (4256, 74711), (5096, 62396), (5747, 55328), (6568, 48412), (6916, 45976), (7448, 42692), (7904, 40229), (10192, 31198), (10673, 29792), (11494, 27664), (12103, 26272), (13136, 24206), (13832, 22988), (14896, 21346), (15599, 20384)]