18097080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 54604800

約数和(自身を除く): 36507720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 631, 717, 956, 1195, 1262, 1434, 1893, 1912, 2390, 2524, 2868, 3155, 3585, 3786, 4780, 5048, 5736, 6310, 7170, 7572, 9465, 9560, 12620, 14340, 15144, 18930, 25240, 28680, 37860, 75720, 150809, 301618, 452427, 603236, 754045, 904854, 1206472, 1508090, 1809708, 2262135, 3016180, 3619416, 4524270, 6032360, 9048540, 18097080]

約数ペア:

[(1, 18097080), (2, 9048540), (3, 6032360), (4, 4524270), (5, 3619416), (6, 3016180), (8, 2262135), (10, 1809708), (12, 1508090), (15, 1206472), (20, 904854), (24, 754045), (30, 603236), (40, 452427), (60, 301618), (120, 150809), (239, 75720), (478, 37860), (631, 28680), (717, 25240), (956, 18930), (1195, 15144), (1262, 14340), (1434, 12620), (1893, 9560), (1912, 9465), (2390, 7572), (2524, 7170), (2868, 6310), (3155, 5736), (3585, 5048), (3786, 4780)]