315768720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2879}}^1$

素因数の和:3352

約数の個数: 80

約数和(自身を含む): 981365760

約数和(自身を除く): 665597040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 914, 1371, 1828, 2285, 2742, 2879, 3656, 4570, 5484, 5758, 6855, 7312, 8637, 9140, 10968, 11516, 13710, 14395, 17274, 18280, 21936, 23032, 27420, 28790, 34548, 36560, 43185, 46064, 54840, 57580, 69096, 86370, 109680, 115160, 138192, 172740, 230320, 345480, 690960, 1315703, 2631406, 3947109, 5262812, 6578515, 7894218, 10525624, 13157030, 15788436, 19735545, 21051248, 26314060, 31576872, 39471090, 52628120, 63153744, 78942180, 105256240, 157884360, 315768720]

約数ペア:

[(1, 315768720), (2, 157884360), (3, 105256240), (4, 78942180), (5, 63153744), (6, 52628120), (8, 39471090), (10, 31576872), (12, 26314060), (15, 21051248), (16, 19735545), (20, 15788436), (24, 13157030), (30, 10525624), (40, 7894218), (48, 6578515), (60, 5262812), (80, 3947109), (120, 2631406), (240, 1315703), (457, 690960), (914, 345480), (1371, 230320), (1828, 172740), (2285, 138192), (2742, 115160), (2879, 109680), (3656, 86370), (4570, 69096), (5484, 57580), (5758, 54840), (6855, 46064), (7312, 43185), (8637, 36560), (9140, 34548), (10968, 28790), (11516, 27420), (13710, 23032), (14395, 21936), (17274, 18280)]