68289340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4099}}^1$

素因数の和:4139

約数の個数: 72

約数和(自身を含む): 176677200

約数和(自身を除く): 108387860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4099, 4165, 8198, 8330, 16396, 16660, 20495, 28693, 40990, 57386, 69683, 81980, 114772, 139366, 143465, 200851, 278732, 286930, 348415, 401702, 487781, 573860, 696830, 803404, 975562, 1004255, 1393660, 1951124, 2008510, 2438905, 3414467, 4017020, 4877810, 6828934, 9755620, 13657868, 17072335, 34144670, 68289340]

約数ペア:

[(1, 68289340), (2, 34144670), (4, 17072335), (5, 13657868), (7, 9755620), (10, 6828934), (14, 4877810), (17, 4017020), (20, 3414467), (28, 2438905), (34, 2008510), (35, 1951124), (49, 1393660), (68, 1004255), (70, 975562), (85, 803404), (98, 696830), (119, 573860), (140, 487781), (170, 401702), (196, 348415), (238, 286930), (245, 278732), (340, 200851), (476, 143465), (490, 139366), (595, 114772), (833, 81980), (980, 69683), (1190, 57386), (1666, 40990), (2380, 28693), (3332, 20495), (4099, 16660), (4165, 16396), (8198, 8330)]