215310060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{170881}}^1$

素因数の和:170903

約数の個数: 72

約数和(自身を含む): 746412576

約数和(自身を除く): 531102516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 170881, 341762, 512643, 683524, 854405, 1025286, 1196167, 1537929, 1708810, 2050572, 2392334, 2563215, 3075858, 3417620, 3588501, 4784668, 5126430, 5980835, 6151716, 7177002, 7689645, 10252860, 10765503, 11961670, 14354004, 15379290, 17942505, 21531006, 23923340, 30758580, 35885010, 43062012, 53827515, 71770020, 107655030, 215310060]

約数ペア:

[(1, 215310060), (2, 107655030), (3, 71770020), (4, 53827515), (5, 43062012), (6, 35885010), (7, 30758580), (9, 23923340), (10, 21531006), (12, 17942505), (14, 15379290), (15, 14354004), (18, 11961670), (20, 10765503), (21, 10252860), (28, 7689645), (30, 7177002), (35, 6151716), (36, 5980835), (42, 5126430), (45, 4784668), (60, 3588501), (63, 3417620), (70, 3075858), (84, 2563215), (90, 2392334), (105, 2050572), (126, 1708810), (140, 1537929), (180, 1196167), (210, 1025286), (252, 854405), (315, 683524), (420, 512643), (630, 341762), (1260, 170881)]