1330705980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139487}}^1$

素因数の和:139555

約数の個数: 72

約数和(自身を含む): 4112664192

約数和(自身を除く): 2781958212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 139487, 278974, 418461, 557948, 697435, 836922, 1255383, 1394870, 1673844, 2092305, 2510766, 2789740, 4184610, 5021532, 6276915, 7392811, 8369220, 12553830, 14785622, 22178433, 25107660, 29571244, 36964055, 44356866, 66535299, 73928110, 88713732, 110892165, 133070598, 147856220, 221784330, 266141196, 332676495, 443568660, 665352990, 1330705980]

約数ペア:

[(1, 1330705980), (2, 665352990), (3, 443568660), (4, 332676495), (5, 266141196), (6, 221784330), (9, 147856220), (10, 133070598), (12, 110892165), (15, 88713732), (18, 73928110), (20, 66535299), (30, 44356866), (36, 36964055), (45, 29571244), (53, 25107660), (60, 22178433), (90, 14785622), (106, 12553830), (159, 8369220), (180, 7392811), (212, 6276915), (265, 5021532), (318, 4184610), (477, 2789740), (530, 2510766), (636, 2092305), (795, 1673844), (954, 1394870), (1060, 1255383), (1590, 836922), (1908, 697435), (2385, 557948), (3180, 418461), (4770, 278974), (9540, 139487)]