74895060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17581}}^1$

素因数の和:17664

約数の個数: 48

約数和(自身を含む): 212671872

約数和(自身を除く): 137776812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 17581, 35162, 52743, 70324, 87905, 105486, 175810, 210972, 263715, 351620, 527430, 1054860, 1248251, 2496502, 3744753, 4993004, 6241255, 7489506, 12482510, 14979012, 18723765, 24965020, 37447530, 74895060]

約数ペア:

[(1, 74895060), (2, 37447530), (3, 24965020), (4, 18723765), (5, 14979012), (6, 12482510), (10, 7489506), (12, 6241255), (15, 4993004), (20, 3744753), (30, 2496502), (60, 1248251), (71, 1054860), (142, 527430), (213, 351620), (284, 263715), (355, 210972), (426, 175810), (710, 105486), (852, 87905), (1065, 70324), (1420, 52743), (2130, 35162), (4260, 17581)]