181531368

素因数分解:

$2^3\times 3^4\times {\mathrm{457}}^1\times {\mathrm{613}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 510399780

約数和(自身を除く): 328868412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 457, 613, 648, 914, 1226, 1371, 1828, 1839, 2452, 2742, 3656, 3678, 4113, 4904, 5484, 5517, 7356, 8226, 10968, 11034, 12339, 14712, 16452, 16551, 22068, 24678, 32904, 33102, 37017, 44136, 49356, 49653, 66204, 74034, 98712, 99306, 132408, 148068, 198612, 280141, 296136, 397224, 560282, 840423, 1120564, 1680846, 2241128, 2521269, 3361692, 5042538, 6723384, 7563807, 10085076, 15127614, 20170152, 22691421, 30255228, 45382842, 60510456, 90765684, 181531368]

約数ペア:

[(1, 181531368), (2, 90765684), (3, 60510456), (4, 45382842), (6, 30255228), (8, 22691421), (9, 20170152), (12, 15127614), (18, 10085076), (24, 7563807), (27, 6723384), (36, 5042538), (54, 3361692), (72, 2521269), (81, 2241128), (108, 1680846), (162, 1120564), (216, 840423), (324, 560282), (457, 397224), (613, 296136), (648, 280141), (914, 198612), (1226, 148068), (1371, 132408), (1828, 99306), (1839, 98712), (2452, 74034), (2742, 66204), (3656, 49653), (3678, 49356), (4113, 44136), (4904, 37017), (5484, 33102), (5517, 32904), (7356, 24678), (8226, 22068), (10968, 16551), (11034, 16452), (12339, 14712)]