311996568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{52631}}^1$

素因数の和:52672

約数の個数: 64

約数和(自身を含む): 884217600

約数和(自身を除く): 572221032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 52631, 105262, 157893, 210524, 315786, 421048, 631572, 684203, 999989, 1263144, 1368406, 1999978, 2052609, 2736812, 2999967, 3999956, 4105218, 5473624, 5999934, 7999912, 8210436, 11999868, 12999857, 16420872, 23999736, 25999714, 38999571, 51999428, 77999142, 103998856, 155998284, 311996568]

約数ペア:

[(1, 311996568), (2, 155998284), (3, 103998856), (4, 77999142), (6, 51999428), (8, 38999571), (12, 25999714), (13, 23999736), (19, 16420872), (24, 12999857), (26, 11999868), (38, 8210436), (39, 7999912), (52, 5999934), (57, 5473624), (76, 4105218), (78, 3999956), (104, 2999967), (114, 2736812), (152, 2052609), (156, 1999978), (228, 1368406), (247, 1263144), (312, 999989), (456, 684203), (494, 631572), (741, 421048), (988, 315786), (1482, 210524), (1976, 157893), (2964, 105262), (5928, 52631)]