663166620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{9721}}^1$

素因数の和:10115

約数の個数: 72

約数和(自身を含む): 2017120560

約数和(自身を除く): 1353953940

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, 3411, 3790, 4548, 5685, 6822, 7580, 9721, 11370, 13644, 17055, 19442, 22740, 29163, 34110, 38884, 48605, 58326, 68220, 87489, 97210, 116652, 145815, 174978, 194420, 291630, 349956, 437445, 583260, 874890, 1749780, 3684259, 7368518, 11052777, 14737036, 18421295, 22105554, 33158331, 36842590, 44211108, 55263885, 66316662, 73685180, 110527770, 132633324, 165791655, 221055540, 331583310, 663166620]

約数ペア:

[(1, 663166620), (2, 331583310), (3, 221055540), (4, 165791655), (5, 132633324), (6, 110527770), (9, 73685180), (10, 66316662), (12, 55263885), (15, 44211108), (18, 36842590), (20, 33158331), (30, 22105554), (36, 18421295), (45, 14737036), (60, 11052777), (90, 7368518), (180, 3684259), (379, 1749780), (758, 874890), (1137, 583260), (1516, 437445), (1895, 349956), (2274, 291630), (3411, 194420), (3790, 174978), (4548, 145815), (5685, 116652), (6822, 97210), (7580, 87489), (9721, 68220), (11370, 58326), (13644, 48605), (17055, 38884), (19442, 34110), (22740, 29163)]