1317720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 4032000

約数和(自身を除く): 2714280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 139, 158, 237, 278, 316, 395, 417, 474, 556, 632, 695, 790, 834, 948, 1112, 1185, 1390, 1580, 1668, 1896, 2085, 2370, 2780, 3160, 3336, 4170, 4740, 5560, 8340, 9480, 10981, 16680, 21962, 32943, 43924, 54905, 65886, 87848, 109810, 131772, 164715, 219620, 263544, 329430, 439240, 658860, 1317720]

約数ペア:

[(1, 1317720), (2, 658860), (3, 439240), (4, 329430), (5, 263544), (6, 219620), (8, 164715), (10, 131772), (12, 109810), (15, 87848), (20, 65886), (24, 54905), (30, 43924), (40, 32943), (60, 21962), (79, 16680), (120, 10981), (139, 9480), (158, 8340), (237, 5560), (278, 4740), (316, 4170), (395, 3336), (417, 3160), (474, 2780), (556, 2370), (632, 2085), (695, 1896), (790, 1668), (834, 1580), (948, 1390), (1112, 1185)]