280077240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2341}}^1$

素因数の和:3352

約数の個数: 64

約数和(自身を含む): 841433760

約数和(自身を除く): 561356520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 997, 1994, 2341, 2991, 3988, 4682, 4985, 5982, 7023, 7976, 9364, 9970, 11705, 11964, 14046, 14955, 18728, 19940, 23410, 23928, 28092, 29910, 35115, 39880, 46820, 56184, 59820, 70230, 93640, 119640, 140460, 280920, 2333977, 4667954, 7001931, 9335908, 11669885, 14003862, 18671816, 23339770, 28007724, 35009655, 46679540, 56015448, 70019310, 93359080, 140038620, 280077240]

約数ペア:

[(1, 280077240), (2, 140038620), (3, 93359080), (4, 70019310), (5, 56015448), (6, 46679540), (8, 35009655), (10, 28007724), (12, 23339770), (15, 18671816), (20, 14003862), (24, 11669885), (30, 9335908), (40, 7001931), (60, 4667954), (120, 2333977), (997, 280920), (1994, 140460), (2341, 119640), (2991, 93640), (3988, 70230), (4682, 59820), (4985, 56184), (5982, 46820), (7023, 39880), (7976, 35115), (9364, 29910), (9970, 28092), (11705, 23928), (11964, 23410), (14046, 19940), (14955, 18728)]