156914960

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 374986416

約数和(自身を除く): 218071456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 97, 146, 194, 277, 292, 365, 388, 485, 554, 584, 730, 776, 970, 1108, 1168, 1385, 1460, 1552, 1940, 2216, 2770, 2920, 3880, 4432, 5540, 5840, 7081, 7760, 11080, 14162, 20221, 22160, 26869, 28324, 35405, 40442, 53738, 56648, 70810, 80884, 101105, 107476, 113296, 134345, 141620, 161768, 202210, 214952, 268690, 283240, 323536, 404420, 429904, 537380, 566480, 808840, 1074760, 1617680, 1961437, 2149520, 3922874, 7845748, 9807185, 15691496, 19614370, 31382992, 39228740, 78457480, 156914960]

約数ペア:

[(1, 156914960), (2, 78457480), (4, 39228740), (5, 31382992), (8, 19614370), (10, 15691496), (16, 9807185), (20, 7845748), (40, 3922874), (73, 2149520), (80, 1961437), (97, 1617680), (146, 1074760), (194, 808840), (277, 566480), (292, 537380), (365, 429904), (388, 404420), (485, 323536), (554, 283240), (584, 268690), (730, 214952), (776, 202210), (970, 161768), (1108, 141620), (1168, 134345), (1385, 113296), (1460, 107476), (1552, 101105), (1940, 80884), (2216, 70810), (2770, 56648), (2920, 53738), (3880, 40442), (4432, 35405), (5540, 28324), (5840, 26869), (7081, 22160), (7760, 20221), (11080, 14162)]