8159640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{701}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 24766560

約数和(自身を除く): 16606920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 701, 776, 970, 1164, 1402, 1455, 1940, 2103, 2328, 2804, 2910, 3505, 3880, 4206, 5608, 5820, 7010, 8412, 10515, 11640, 14020, 16824, 21030, 28040, 42060, 67997, 84120, 135994, 203991, 271988, 339985, 407982, 543976, 679970, 815964, 1019955, 1359940, 1631928, 2039910, 2719880, 4079820, 8159640]

約数ペア:

[(1, 8159640), (2, 4079820), (3, 2719880), (4, 2039910), (5, 1631928), (6, 1359940), (8, 1019955), (10, 815964), (12, 679970), (15, 543976), (20, 407982), (24, 339985), (30, 271988), (40, 203991), (60, 135994), (97, 84120), (120, 67997), (194, 42060), (291, 28040), (388, 21030), (485, 16824), (582, 14020), (701, 11640), (776, 10515), (970, 8412), (1164, 7010), (1402, 5820), (1455, 5608), (1940, 4206), (2103, 3880), (2328, 3505), (2804, 2910)]