18488370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 28167630

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 79, 87, 145, 158, 174, 237, 269, 290, 395, 435, 474, 538, 790, 807, 870, 1185, 1345, 1614, 2291, 2370, 2690, 4035, 4582, 6873, 7801, 8070, 11455, 13746, 15602, 21251, 22910, 23403, 34365, 39005, 42502, 46806, 63753, 68730, 78010, 106255, 117015, 127506, 212510, 234030, 318765, 616279, 637530, 1232558, 1848837, 3081395, 3697674, 6162790, 9244185, 18488370]

約数ペア:

[(1, 18488370), (2, 9244185), (3, 6162790), (5, 3697674), (6, 3081395), (10, 1848837), (15, 1232558), (29, 637530), (30, 616279), (58, 318765), (79, 234030), (87, 212510), (145, 127506), (158, 117015), (174, 106255), (237, 78010), (269, 68730), (290, 63753), (395, 46806), (435, 42502), (474, 39005), (538, 34365), (790, 23403), (807, 22910), (870, 21251), (1185, 15602), (1345, 13746), (1614, 11455), (2291, 8070), (2370, 7801), (2690, 6873), (4035, 4582)]