27837680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 73522080

約数和(自身を除く): 45684400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 71, 80, 104, 116, 130, 142, 145, 169, 208, 232, 260, 284, 290, 338, 355, 377, 464, 520, 568, 580, 676, 710, 754, 845, 923, 1040, 1136, 1160, 1352, 1420, 1508, 1690, 1846, 1885, 2059, 2320, 2704, 2840, 3016, 3380, 3692, 3770, 4118, 4615, 4901, 5680, 6032, 6760, 7384, 7540, 8236, 9230, 9802, 10295, 11999, 13520, 14768, 15080, 16472, 18460, 19604, 20590, 23998, 24505, 26767, 30160, 32944, 36920, 39208, 41180, 47996, 49010, 53534, 59995, 73840, 78416, 82360, 95992, 98020, 107068, 119990, 133835, 164720, 191984, 196040, 214136, 239980, 267670, 347971, 392080, 428272, 479960, 535340, 695942, 959920, 1070680, 1391884, 1739855, 2141360, 2783768, 3479710, 5567536, 6959420, 13918840, 27837680]

約数ペア:

[(1, 27837680), (2, 13918840), (4, 6959420), (5, 5567536), (8, 3479710), (10, 2783768), (13, 2141360), (16, 1739855), (20, 1391884), (26, 1070680), (29, 959920), (40, 695942), (52, 535340), (58, 479960), (65, 428272), (71, 392080), (80, 347971), (104, 267670), (116, 239980), (130, 214136), (142, 196040), (145, 191984), (169, 164720), (208, 133835), (232, 119990), (260, 107068), (284, 98020), (290, 95992), (338, 82360), (355, 78416), (377, 73840), (464, 59995), (520, 53534), (568, 49010), (580, 47996), (676, 41180), (710, 39208), (754, 36920), (845, 32944), (923, 30160), (1040, 26767), (1136, 24505), (1160, 23998), (1352, 20590), (1420, 19604), (1508, 18460), (1690, 16472), (1846, 15080), (1885, 14768), (2059, 13520), (2320, 11999), (2704, 10295), (2840, 9802), (3016, 9230), (3380, 8236), (3692, 7540), (3770, 7384), (4118, 6760), (4615, 6032), (4901, 5680)]