131235480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{364543}}^1$

素因数の和:364560

約数の個数: 48

約数和(自身を含む): 426516480

約数和(自身を除く): 295281000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 364543, 729086, 1093629, 1458172, 1822715, 2187258, 2916344, 3280887, 3645430, 4374516, 5468145, 6561774, 7290860, 8749032, 10936290, 13123548, 14581720, 16404435, 21872580, 26247096, 32808870, 43745160, 65617740, 131235480]

約数ペア:

[(1, 131235480), (2, 65617740), (3, 43745160), (4, 32808870), (5, 26247096), (6, 21872580), (8, 16404435), (9, 14581720), (10, 13123548), (12, 10936290), (15, 8749032), (18, 7290860), (20, 6561774), (24, 5468145), (30, 4374516), (36, 3645430), (40, 3280887), (45, 2916344), (60, 2187258), (72, 1822715), (90, 1458172), (120, 1093629), (180, 729086), (360, 364543)]