155609820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2281}}^1$

素因数の和:2675

約数の個数: 72

約数和(自身を含む): 473469360

約数和(自身を除く): 317859540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1137, 1516, 1895, 2274, 2281, 3411, 3790, 4548, 4562, 5685, 6822, 6843, 7580, 9124, 11370, 11405, 13644, 13686, 17055, 20529, 22740, 22810, 27372, 34110, 34215, 41058, 45620, 68220, 68430, 82116, 102645, 136860, 205290, 410580, 864499, 1728998, 2593497, 3457996, 4322495, 5186994, 7780491, 8644990, 10373988, 12967485, 15560982, 17289980, 25934970, 31121964, 38902455, 51869940, 77804910, 155609820]

約数ペア:

[(1, 155609820), (2, 77804910), (3, 51869940), (4, 38902455), (5, 31121964), (6, 25934970), (9, 17289980), (10, 15560982), (12, 12967485), (15, 10373988), (18, 8644990), (20, 7780491), (30, 5186994), (36, 4322495), (45, 3457996), (60, 2593497), (90, 1728998), (180, 864499), (379, 410580), (758, 205290), (1137, 136860), (1516, 102645), (1895, 82116), (2274, 68430), (2281, 68220), (3411, 45620), (3790, 41058), (4548, 34215), (4562, 34110), (5685, 27372), (6822, 22810), (6843, 22740), (7580, 20529), (9124, 17055), (11370, 13686), (11405, 13644)]