161716620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207329}}^1$

素因数の和:207354

約数の個数: 48

約数和(自身を含む): 487640160

約数和(自身を除く): 325923540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 207329, 414658, 621987, 829316, 1036645, 1243974, 2073290, 2487948, 2695277, 3109935, 4146580, 5390554, 6219870, 8085831, 10781108, 12439740, 13476385, 16171662, 26952770, 32343324, 40429155, 53905540, 80858310, 161716620]

約数ペア:

[(1, 161716620), (2, 80858310), (3, 53905540), (4, 40429155), (5, 32343324), (6, 26952770), (10, 16171662), (12, 13476385), (13, 12439740), (15, 10781108), (20, 8085831), (26, 6219870), (30, 5390554), (39, 4146580), (52, 3109935), (60, 2695277), (65, 2487948), (78, 2073290), (130, 1243974), (156, 1036645), (195, 829316), (260, 621987), (390, 414658), (780, 207329)]