18318480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 57329664

約数和(自身を除く): 39011184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 601, 635, 762, 1016, 1202, 1270, 1524, 1803, 1905, 2032, 2404, 2540, 3005, 3048, 3606, 3810, 4808, 5080, 6010, 6096, 7212, 7620, 9015, 9616, 10160, 12020, 14424, 15240, 18030, 24040, 28848, 30480, 36060, 48080, 72120, 76327, 144240, 152654, 228981, 305308, 381635, 457962, 610616, 763270, 915924, 1144905, 1221232, 1526540, 1831848, 2289810, 3053080, 3663696, 4579620, 6106160, 9159240, 18318480]

約数ペア:

[(1, 18318480), (2, 9159240), (3, 6106160), (4, 4579620), (5, 3663696), (6, 3053080), (8, 2289810), (10, 1831848), (12, 1526540), (15, 1221232), (16, 1144905), (20, 915924), (24, 763270), (30, 610616), (40, 457962), (48, 381635), (60, 305308), (80, 228981), (120, 152654), (127, 144240), (240, 76327), (254, 72120), (381, 48080), (508, 36060), (601, 30480), (635, 28848), (762, 24040), (1016, 18030), (1202, 15240), (1270, 14424), (1524, 12020), (1803, 10160), (1905, 9616), (2032, 9015), (2404, 7620), (2540, 7212), (3005, 6096), (3048, 6010), (3606, 5080), (3810, 4808)]