31663260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3319}}^1$

素因数の和:3387

約数の個数: 72

約数和(自身を含む): 97886880

約数和(自身を除く): 66223620

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, 3319, 4770, 6638, 9540, 9957, 13276, 16595, 19914, 29871, 33190, 39828, 49785, 59742, 66380, 99570, 119484, 149355, 175907, 199140, 298710, 351814, 527721, 597420, 703628, 879535, 1055442, 1583163, 1759070, 2110884, 2638605, 3166326, 3518140, 5277210, 6332652, 7915815, 10554420, 15831630, 31663260]

約数ペア:

[(1, 31663260), (2, 15831630), (3, 10554420), (4, 7915815), (5, 6332652), (6, 5277210), (9, 3518140), (10, 3166326), (12, 2638605), (15, 2110884), (18, 1759070), (20, 1583163), (30, 1055442), (36, 879535), (45, 703628), (53, 597420), (60, 527721), (90, 351814), (106, 298710), (159, 199140), (180, 175907), (212, 149355), (265, 119484), (318, 99570), (477, 66380), (530, 59742), (636, 49785), (795, 39828), (954, 33190), (1060, 29871), (1590, 19914), (1908, 16595), (2385, 13276), (3180, 9957), (3319, 9540), (4770, 6638)]