870825780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439811}}^1$

素因数の和:439837

約数の個数: 72

約数和(自身を含む): 2881648224

約数和(自身を除く): 2010822444

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, 495, 660, 990, 1980, 439811, 879622, 1319433, 1759244, 2199055, 2638866, 3958299, 4398110, 4837921, 5277732, 6597165, 7916598, 8796220, 9675842, 13194330, 14513763, 15833196, 19351684, 19791495, 24189605, 26388660, 29027526, 39582990, 43541289, 48379210, 58055052, 72568815, 79165980, 87082578, 96758420, 145137630, 174165156, 217706445, 290275260, 435412890, 870825780]

約数ペア:

[(1, 870825780), (2, 435412890), (3, 290275260), (4, 217706445), (5, 174165156), (6, 145137630), (9, 96758420), (10, 87082578), (11, 79165980), (12, 72568815), (15, 58055052), (18, 48379210), (20, 43541289), (22, 39582990), (30, 29027526), (33, 26388660), (36, 24189605), (44, 19791495), (45, 19351684), (55, 15833196), (60, 14513763), (66, 13194330), (90, 9675842), (99, 8796220), (110, 7916598), (132, 6597165), (165, 5277732), (180, 4837921), (198, 4398110), (220, 3958299), (330, 2638866), (396, 2199055), (495, 1759244), (660, 1319433), (990, 879622), (1980, 439811)]