129478680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{359663}}^1$

素因数の和:359680

約数の個数: 48

約数和(自身を含む): 420806880

約数和(自身を除く): 291328200

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, 359663, 719326, 1078989, 1438652, 1798315, 2157978, 2877304, 3236967, 3596630, 4315956, 5394945, 6473934, 7193260, 8631912, 10789890, 12947868, 14386520, 16184835, 21579780, 25895736, 32369670, 43159560, 64739340, 129478680]

約数ペア:

[(1, 129478680), (2, 64739340), (3, 43159560), (4, 32369670), (5, 25895736), (6, 21579780), (8, 16184835), (9, 14386520), (10, 12947868), (12, 10789890), (15, 8631912), (18, 7193260), (20, 6473934), (24, 5394945), (30, 4315956), (36, 3596630), (40, 3236967), (45, 2877304), (60, 2157978), (72, 1798315), (90, 1438652), (120, 1078989), (180, 719326), (360, 359663)]