138591870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:941

約数の個数: 64

約数和(自身を含む): 346040640

約数和(自身を除く): 207448770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 241, 290, 435, 482, 661, 723, 870, 1205, 1322, 1446, 1983, 2410, 3305, 3615, 3966, 6610, 6989, 7230, 9915, 13978, 19169, 19830, 20967, 34945, 38338, 41934, 57507, 69890, 95845, 104835, 115014, 159301, 191690, 209670, 287535, 318602, 477903, 575070, 796505, 955806, 1593010, 2389515, 4619729, 4779030, 9239458, 13859187, 23098645, 27718374, 46197290, 69295935, 138591870]

約数ペア:

[(1, 138591870), (2, 69295935), (3, 46197290), (5, 27718374), (6, 23098645), (10, 13859187), (15, 9239458), (29, 4779030), (30, 4619729), (58, 2389515), (87, 1593010), (145, 955806), (174, 796505), (241, 575070), (290, 477903), (435, 318602), (482, 287535), (661, 209670), (723, 191690), (870, 159301), (1205, 115014), (1322, 104835), (1446, 95845), (1983, 69890), (2410, 57507), (3305, 41934), (3615, 38338), (3966, 34945), (6610, 20967), (6989, 19830), (7230, 19169), (9915, 13978)]