18684240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{613}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 58472448

約数和(自身を除く): 39788208

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, 613, 635, 762, 1016, 1226, 1270, 1524, 1839, 1905, 2032, 2452, 2540, 3048, 3065, 3678, 3810, 4904, 5080, 6096, 6130, 7356, 7620, 9195, 9808, 10160, 12260, 14712, 15240, 18390, 24520, 29424, 30480, 36780, 49040, 73560, 77851, 147120, 155702, 233553, 311404, 389255, 467106, 622808, 778510, 934212, 1167765, 1245616, 1557020, 1868424, 2335530, 3114040, 3736848, 4671060, 6228080, 9342120, 18684240]

約数ペア:

[(1, 18684240), (2, 9342120), (3, 6228080), (4, 4671060), (5, 3736848), (6, 3114040), (8, 2335530), (10, 1868424), (12, 1557020), (15, 1245616), (16, 1167765), (20, 934212), (24, 778510), (30, 622808), (40, 467106), (48, 389255), (60, 311404), (80, 233553), (120, 155702), (127, 147120), (240, 77851), (254, 73560), (381, 49040), (508, 36780), (613, 30480), (635, 29424), (762, 24520), (1016, 18390), (1226, 15240), (1270, 14712), (1524, 12260), (1839, 10160), (1905, 9808), (2032, 9195), (2452, 7620), (2540, 7356), (3048, 6130), (3065, 6096), (3678, 5080), (3810, 4904)]