42247620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2971}}^1$

素因数の和:3065

約数の個数: 72

約数和(自身を含む): 129816960

約数和(自身を除く): 87569340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 2971, 3555, 4740, 5942, 7110, 8913, 11884, 14220, 14855, 17826, 26739, 29710, 35652, 44565, 53478, 59420, 89130, 106956, 133695, 178260, 234709, 267390, 469418, 534780, 704127, 938836, 1173545, 1408254, 2112381, 2347090, 2816508, 3520635, 4224762, 4694180, 7041270, 8449524, 10561905, 14082540, 21123810, 42247620]

約数ペア:

[(1, 42247620), (2, 21123810), (3, 14082540), (4, 10561905), (5, 8449524), (6, 7041270), (9, 4694180), (10, 4224762), (12, 3520635), (15, 2816508), (18, 2347090), (20, 2112381), (30, 1408254), (36, 1173545), (45, 938836), (60, 704127), (79, 534780), (90, 469418), (158, 267390), (180, 234709), (237, 178260), (316, 133695), (395, 106956), (474, 89130), (711, 59420), (790, 53478), (948, 44565), (1185, 35652), (1422, 29710), (1580, 26739), (2370, 17826), (2844, 14855), (2971, 14220), (3555, 11884), (4740, 8913), (5942, 7110)]