257150520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64937}}^1$

素因数の和:64965

約数の個数: 96

約数和(自身を含む): 911729520

約数和(自身を除く): 654579000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 64937, 129874, 194811, 259748, 324685, 389622, 519496, 584433, 649370, 714307, 779244, 974055, 1168866, 1298740, 1428614, 1558488, 1948110, 2142921, 2337732, 2597480, 2857228, 2922165, 3571535, 3896220, 4285842, 4675464, 5714456, 5844330, 6428763, 7143070, 7792440, 8571684, 10714605, 11688660, 12857526, 14286140, 17143368, 21429210, 23377320, 25715052, 28572280, 32143815, 42858420, 51430104, 64287630, 85716840, 128575260, 257150520]

約数ペア:

[(1, 257150520), (2, 128575260), (3, 85716840), (4, 64287630), (5, 51430104), (6, 42858420), (8, 32143815), (9, 28572280), (10, 25715052), (11, 23377320), (12, 21429210), (15, 17143368), (18, 14286140), (20, 12857526), (22, 11688660), (24, 10714605), (30, 8571684), (33, 7792440), (36, 7143070), (40, 6428763), (44, 5844330), (45, 5714456), (55, 4675464), (60, 4285842), (66, 3896220), (72, 3571535), (88, 2922165), (90, 2857228), (99, 2597480), (110, 2337732), (120, 2142921), (132, 1948110), (165, 1558488), (180, 1428614), (198, 1298740), (220, 1168866), (264, 974055), (330, 779244), (360, 714307), (396, 649370), (440, 584433), (495, 519496), (660, 389622), (792, 324685), (990, 259748), (1320, 194811), (1980, 129874), (3960, 64937)]