128761260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15439}}^1$

素因数の和:15590

約数の個数: 48

約数和(自身を含む): 363148800

約数和(自身を除く): 234387540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 15439, 30878, 46317, 61756, 77195, 92634, 154390, 185268, 231585, 308780, 463170, 926340, 2146021, 4292042, 6438063, 8584084, 10730105, 12876126, 21460210, 25752252, 32190315, 42920420, 64380630, 128761260]

約数ペア:

[(1, 128761260), (2, 64380630), (3, 42920420), (4, 32190315), (5, 25752252), (6, 21460210), (10, 12876126), (12, 10730105), (15, 8584084), (20, 6438063), (30, 4292042), (60, 2146021), (139, 926340), (278, 463170), (417, 308780), (556, 231585), (695, 185268), (834, 154390), (1390, 92634), (1668, 77195), (2085, 61756), (2780, 46317), (4170, 30878), (8340, 15439)]