74431260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1063}}^1$

素因数の和:1467

約数の個数: 72

約数和(自身を含む): 226568160

約数和(自身を除く): 152136900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1063, 1167, 1556, 1945, 2126, 2334, 3189, 3501, 3890, 4252, 4668, 5315, 5835, 6378, 7002, 7780, 9567, 10630, 11670, 12756, 14004, 15945, 17505, 19134, 21260, 23340, 31890, 35010, 38268, 47835, 63780, 70020, 95670, 191340, 413507, 827014, 1240521, 1654028, 2067535, 2481042, 3721563, 4135070, 4962084, 6202605, 7443126, 8270140, 12405210, 14886252, 18607815, 24810420, 37215630, 74431260]

約数ペア:

[(1, 74431260), (2, 37215630), (3, 24810420), (4, 18607815), (5, 14886252), (6, 12405210), (9, 8270140), (10, 7443126), (12, 6202605), (15, 4962084), (18, 4135070), (20, 3721563), (30, 2481042), (36, 2067535), (45, 1654028), (60, 1240521), (90, 827014), (180, 413507), (389, 191340), (778, 95670), (1063, 70020), (1167, 63780), (1556, 47835), (1945, 38268), (2126, 35010), (2334, 31890), (3189, 23340), (3501, 21260), (3890, 19134), (4252, 17505), (4668, 15945), (5315, 14004), (5835, 12756), (6378, 11670), (7002, 10630), (7780, 9567)]