128848680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357913}}^1$

素因数の和:357930

約数の個数: 48

約数和(自身を含む): 418759380

約数和(自身を除く): 289910700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357913, 715826, 1073739, 1431652, 1789565, 2147478, 2863304, 3221217, 3579130, 4294956, 5368695, 6442434, 7158260, 8589912, 10737390, 12884868, 14316520, 16106085, 21474780, 25769736, 32212170, 42949560, 64424340, 128848680]

約数ペア:

[(1, 128848680), (2, 64424340), (3, 42949560), (4, 32212170), (5, 25769736), (6, 21474780), (8, 16106085), (9, 14316520), (10, 12884868), (12, 10737390), (15, 8589912), (18, 7158260), (20, 6442434), (24, 5368695), (30, 4294956), (36, 3579130), (40, 3221217), (45, 2863304), (60, 2147478), (72, 1789565), (90, 1431652), (120, 1073739), (180, 715826), (360, 357913)]