254958840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{78691}}^1$

素因数の和:78714

約数の個数: 80

約数和(自身を含む): 856955880

約数和(自身を除く): 601997040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 78691, 157382, 236073, 314764, 393455, 472146, 629528, 708219, 786910, 944292, 1180365, 1416438, 1573820, 1888584, 2124657, 2360730, 2832876, 3147640, 3541095, 4249314, 4721460, 5665752, 6373971, 7082190, 8498628, 9442920, 10623285, 12747942, 14164380, 16997256, 21246570, 25495884, 28328760, 31869855, 42493140, 50991768, 63739710, 84986280, 127479420, 254958840]

約数ペア:

[(1, 254958840), (2, 127479420), (3, 84986280), (4, 63739710), (5, 50991768), (6, 42493140), (8, 31869855), (9, 28328760), (10, 25495884), (12, 21246570), (15, 16997256), (18, 14164380), (20, 12747942), (24, 10623285), (27, 9442920), (30, 8498628), (36, 7082190), (40, 6373971), (45, 5665752), (54, 4721460), (60, 4249314), (72, 3541095), (81, 3147640), (90, 2832876), (108, 2360730), (120, 2124657), (135, 1888584), (162, 1573820), (180, 1416438), (216, 1180365), (270, 944292), (324, 786910), (360, 708219), (405, 629528), (540, 472146), (648, 393455), (810, 314764), (1080, 236073), (1620, 157382), (3240, 78691)]