15477680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:202

約数の個数: 60

約数和(自身を含む): 37622592

約数和(自身を除く): 22144912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 3160, 4898, 6241, 6320, 9796, 12245, 12482, 19592, 24490, 24964, 31205, 39184, 48980, 49928, 62410, 97960, 99856, 124820, 193471, 195920, 249640, 386942, 499280, 773884, 967355, 1547768, 1934710, 3095536, 3869420, 7738840, 15477680]

約数ペア:

[(1, 15477680), (2, 7738840), (4, 3869420), (5, 3095536), (8, 1934710), (10, 1547768), (16, 967355), (20, 773884), (31, 499280), (40, 386942), (62, 249640), (79, 195920), (80, 193471), (124, 124820), (155, 99856), (158, 97960), (248, 62410), (310, 49928), (316, 48980), (395, 39184), (496, 31205), (620, 24964), (632, 24490), (790, 19592), (1240, 12482), (1264, 12245), (1580, 9796), (2449, 6320), (2480, 6241), (3160, 4898)]