285780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 874944

約数和(自身を除く): 589164

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 433, 660, 866, 1299, 1732, 2165, 2598, 4330, 4763, 5196, 6495, 8660, 9526, 12990, 14289, 19052, 23815, 25980, 28578, 47630, 57156, 71445, 95260, 142890, 285780]

約数ペア:

[(1, 285780), (2, 142890), (3, 95260), (4, 71445), (5, 57156), (6, 47630), (10, 28578), (11, 25980), (12, 23815), (15, 19052), (20, 14289), (22, 12990), (30, 9526), (33, 8660), (44, 6495), (55, 5196), (60, 4763), (66, 4330), (110, 2598), (132, 2165), (165, 1732), (220, 1299), (330, 866), (433, 660)]