120712760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13907}}^1$

素因数の和:13956

約数の個数: 64

約数和(自身を含む): 320440320

約数和(自身を除く): 199727560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 13907, 27814, 55628, 69535, 97349, 111256, 139070, 194698, 278140, 389396, 431117, 486745, 556280, 778792, 862234, 973490, 1724468, 1946980, 2155585, 3017819, 3448936, 3893960, 4311170, 6035638, 8622340, 12071276, 15089095, 17244680, 24142552, 30178190, 60356380, 120712760]

約数ペア:

[(1, 120712760), (2, 60356380), (4, 30178190), (5, 24142552), (7, 17244680), (8, 15089095), (10, 12071276), (14, 8622340), (20, 6035638), (28, 4311170), (31, 3893960), (35, 3448936), (40, 3017819), (56, 2155585), (62, 1946980), (70, 1724468), (124, 973490), (140, 862234), (155, 778792), (217, 556280), (248, 486745), (280, 431117), (310, 389396), (434, 278140), (620, 194698), (868, 139070), (1085, 111256), (1240, 97349), (1736, 69535), (2170, 55628), (4340, 27814), (8680, 13907)]