857340

素因数分解:

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

素因数の和:459

約数の個数: 72

約数和(自身を含む): 2843568

約数和(自身を除く): 1986228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 433, 495, 660, 866, 990, 1299, 1732, 1980, 2165, 2598, 3897, 4330, 4763, 5196, 6495, 7794, 8660, 9526, 12990, 14289, 15588, 19052, 19485, 23815, 25980, 28578, 38970, 42867, 47630, 57156, 71445, 77940, 85734, 95260, 142890, 171468, 214335, 285780, 428670, 857340]

約数ペア:

[(1, 857340), (2, 428670), (3, 285780), (4, 214335), (5, 171468), (6, 142890), (9, 95260), (10, 85734), (11, 77940), (12, 71445), (15, 57156), (18, 47630), (20, 42867), (22, 38970), (30, 28578), (33, 25980), (36, 23815), (44, 19485), (45, 19052), (55, 15588), (60, 14289), (66, 12990), (90, 9526), (99, 8660), (110, 7794), (132, 6495), (165, 5196), (180, 4763), (198, 4330), (220, 3897), (330, 2598), (396, 2165), (433, 1980), (495, 1732), (660, 1299), (866, 990)]