281696240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12269}}^1$

素因数の和:12330

約数の個数: 80

約数和(自身を含む): 766825920

約数和(自身を除く): 485129680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 12269, 22960, 24538, 49076, 61345, 85883, 98152, 122690, 171766, 196304, 245380, 343532, 429415, 490760, 503029, 687064, 858830, 981520, 1006058, 1374128, 1717660, 2012116, 2515145, 3435320, 3521203, 4024232, 5030290, 6870640, 7042406, 8048464, 10060580, 14084812, 17606015, 20121160, 28169624, 35212030, 40242320, 56339248, 70424060, 140848120, 281696240]

約数ペア:

[(1, 281696240), (2, 140848120), (4, 70424060), (5, 56339248), (7, 40242320), (8, 35212030), (10, 28169624), (14, 20121160), (16, 17606015), (20, 14084812), (28, 10060580), (35, 8048464), (40, 7042406), (41, 6870640), (56, 5030290), (70, 4024232), (80, 3521203), (82, 3435320), (112, 2515145), (140, 2012116), (164, 1717660), (205, 1374128), (280, 1006058), (287, 981520), (328, 858830), (410, 687064), (560, 503029), (574, 490760), (656, 429415), (820, 343532), (1148, 245380), (1435, 196304), (1640, 171766), (2296, 122690), (2870, 98152), (3280, 85883), (4592, 61345), (5740, 49076), (11480, 24538), (12269, 22960)]