660839480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{7841}}^1$

素因数の和:7909

約数の個数: 96

約数和(自身を含む): 1770096240

約数和(自身を除く): 1109256760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 602, 860, 980, 1204, 1505, 1720, 1960, 2107, 2408, 3010, 4214, 6020, 7841, 8428, 10535, 12040, 15682, 16856, 21070, 31364, 39205, 42140, 54887, 62728, 78410, 84280, 109774, 156820, 219548, 274435, 313640, 337163, 384209, 439096, 548870, 674326, 768418, 1097740, 1348652, 1536836, 1685815, 1921045, 2195480, 2360141, 2697304, 3073672, 3371630, 3842090, 4720282, 6743260, 7684180, 9440564, 11800705, 13486520, 15368360, 16520987, 18881128, 23601410, 33041974, 47202820, 66083948, 82604935, 94405640, 132167896, 165209870, 330419740, 660839480]

約数ペア:

[(1, 660839480), (2, 330419740), (4, 165209870), (5, 132167896), (7, 94405640), (8, 82604935), (10, 66083948), (14, 47202820), (20, 33041974), (28, 23601410), (35, 18881128), (40, 16520987), (43, 15368360), (49, 13486520), (56, 11800705), (70, 9440564), (86, 7684180), (98, 6743260), (140, 4720282), (172, 3842090), (196, 3371630), (215, 3073672), (245, 2697304), (280, 2360141), (301, 2195480), (344, 1921045), (392, 1685815), (430, 1536836), (490, 1348652), (602, 1097740), (860, 768418), (980, 674326), (1204, 548870), (1505, 439096), (1720, 384209), (1960, 337163), (2107, 313640), (2408, 274435), (3010, 219548), (4214, 156820), (6020, 109774), (7841, 84280), (8428, 78410), (10535, 62728), (12040, 54887), (15682, 42140), (16856, 39205), (21070, 31364)]