61265040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1056

約数の個数: 80

約数和(自身を含む): 190696128

約数和(自身を除く): 129431088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 397, 643, 794, 1191, 1286, 1588, 1929, 1985, 2382, 2572, 3176, 3215, 3858, 3970, 4764, 5144, 5955, 6352, 6430, 7716, 7940, 9528, 9645, 10288, 11910, 12860, 15432, 15880, 19056, 19290, 23820, 25720, 30864, 31760, 38580, 47640, 51440, 77160, 95280, 154320, 255271, 510542, 765813, 1021084, 1276355, 1531626, 2042168, 2552710, 3063252, 3829065, 4084336, 5105420, 6126504, 7658130, 10210840, 12253008, 15316260, 20421680, 30632520, 61265040]

約数ペア:

[(1, 61265040), (2, 30632520), (3, 20421680), (4, 15316260), (5, 12253008), (6, 10210840), (8, 7658130), (10, 6126504), (12, 5105420), (15, 4084336), (16, 3829065), (20, 3063252), (24, 2552710), (30, 2042168), (40, 1531626), (48, 1276355), (60, 1021084), (80, 765813), (120, 510542), (240, 255271), (397, 154320), (643, 95280), (794, 77160), (1191, 51440), (1286, 47640), (1588, 38580), (1929, 31760), (1985, 30864), (2382, 25720), (2572, 23820), (3176, 19290), (3215, 19056), (3858, 15880), (3970, 15432), (4764, 12860), (5144, 11910), (5955, 10288), (6352, 9645), (6430, 9528), (7716, 7940)]