138841980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{43661}}^1$

素因数の和:43726

約数の個数: 48

約数和(自身を含む): 396101664

約数和(自身を除く): 257259684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 43661, 87322, 130983, 174644, 218305, 261966, 436610, 523932, 654915, 873220, 1309830, 2314033, 2619660, 4628066, 6942099, 9256132, 11570165, 13884198, 23140330, 27768396, 34710495, 46280660, 69420990, 138841980]

約数ペア:

[(1, 138841980), (2, 69420990), (3, 46280660), (4, 34710495), (5, 27768396), (6, 23140330), (10, 13884198), (12, 11570165), (15, 9256132), (20, 6942099), (30, 4628066), (53, 2619660), (60, 2314033), (106, 1309830), (159, 873220), (212, 654915), (265, 523932), (318, 436610), (530, 261966), (636, 218305), (795, 174644), (1060, 130983), (1590, 87322), (3180, 43661)]