12987381060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1016227}}^1$

素因数の和:1016313

約数の個数: 72

約数和(自身を含む): 39949955136

約数和(自身を除く): 26962574076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 1016227, 2032454, 3048681, 4064908, 5081135, 6097362, 9146043, 10162270, 12194724, 15243405, 18292086, 20324540, 30486810, 36584172, 45730215, 60973620, 72152117, 91460430, 144304234, 182920860, 216456351, 288608468, 360760585, 432912702, 649369053, 721521170, 865825404, 1082281755, 1298738106, 1443042340, 2164563510, 2597476212, 3246845265, 4329127020, 6493690530, 12987381060]

約数ペア:

[(1, 12987381060), (2, 6493690530), (3, 4329127020), (4, 3246845265), (5, 2597476212), (6, 2164563510), (9, 1443042340), (10, 1298738106), (12, 1082281755), (15, 865825404), (18, 721521170), (20, 649369053), (30, 432912702), (36, 360760585), (45, 288608468), (60, 216456351), (71, 182920860), (90, 144304234), (142, 91460430), (180, 72152117), (213, 60973620), (284, 45730215), (355, 36584172), (426, 30486810), (639, 20324540), (710, 18292086), (852, 15243405), (1065, 12194724), (1278, 10162270), (1420, 9146043), (2130, 6097362), (2556, 5081135), (3195, 4064908), (4260, 3048681), (6390, 2032454), (12780, 1016227)]