289574210

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 553941504

約数和(自身を除く): 264367294

約数列:

[1, 2, 5, 10, 37, 71, 73, 74, 142, 146, 151, 185, 302, 355, 365, 370, 710, 730, 755, 1510, 2627, 2701, 5183, 5254, 5402, 5587, 10366, 10721, 11023, 11174, 13135, 13505, 21442, 22046, 25915, 26270, 27010, 27935, 51830, 53605, 55115, 55870, 107210, 110230, 191771, 383542, 396677, 407851, 782633, 793354, 815702, 958855, 1565266, 1917710, 1983385, 2039255, 3913165, 3966770, 4078510, 7826330, 28957421, 57914842, 144787105, 289574210]

約数ペア:

[(1, 289574210), (2, 144787105), (5, 57914842), (10, 28957421), (37, 7826330), (71, 4078510), (73, 3966770), (74, 3913165), (142, 2039255), (146, 1983385), (151, 1917710), (185, 1565266), (302, 958855), (355, 815702), (365, 793354), (370, 782633), (710, 407851), (730, 396677), (755, 383542), (1510, 191771), (2627, 110230), (2701, 107210), (5183, 55870), (5254, 55115), (5402, 53605), (5587, 51830), (10366, 27935), (10721, 27010), (11023, 26270), (11174, 25915), (13135, 22046), (13505, 21442)]