331431168

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13921}}^1$

素因数の和:13971

約数の個数: 72

約数和(自身を含む): 910610176

約数和(自身を除く): 579179008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 11904, 13921, 23808, 27842, 41763, 55684, 83526, 111368, 167052, 222736, 334104, 431551, 445472, 668208, 863102, 890944, 1294653, 1336416, 1726204, 1781888, 2589306, 2672832, 3452408, 3563776, 5178612, 5345664, 6904816, 10357224, 10691328, 13809632, 20714448, 27619264, 41428896, 55238528, 82857792, 110477056, 165715584, 331431168]

約数ペア:

[(1, 331431168), (2, 165715584), (3, 110477056), (4, 82857792), (6, 55238528), (8, 41428896), (12, 27619264), (16, 20714448), (24, 13809632), (31, 10691328), (32, 10357224), (48, 6904816), (62, 5345664), (64, 5178612), (93, 3563776), (96, 3452408), (124, 2672832), (128, 2589306), (186, 1781888), (192, 1726204), (248, 1336416), (256, 1294653), (372, 890944), (384, 863102), (496, 668208), (744, 445472), (768, 431551), (992, 334104), (1488, 222736), (1984, 167052), (2976, 111368), (3968, 83526), (5952, 55684), (7936, 41763), (11904, 27842), (13921, 23808)]