218172110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1353

約数の個数: 64

約数和(自身を含む): 447068160

約数和(自身を除く): 228896050

約数列:

[1, 2, 5, 10, 13, 26, 31, 43, 62, 65, 86, 130, 155, 215, 310, 403, 430, 559, 806, 1118, 1259, 1333, 2015, 2518, 2666, 2795, 4030, 5590, 6295, 6665, 12590, 13330, 16367, 17329, 32734, 34658, 39029, 54137, 78058, 81835, 86645, 108274, 163670, 173290, 195145, 270685, 390290, 507377, 541370, 703781, 1014754, 1407562, 1678247, 2536885, 3356494, 3518905, 5073770, 7037810, 8391235, 16782470, 21817211, 43634422, 109086055, 218172110]

約数ペア:

[(1, 218172110), (2, 109086055), (5, 43634422), (10, 21817211), (13, 16782470), (26, 8391235), (31, 7037810), (43, 5073770), (62, 3518905), (65, 3356494), (86, 2536885), (130, 1678247), (155, 1407562), (215, 1014754), (310, 703781), (403, 541370), (430, 507377), (559, 390290), (806, 270685), (1118, 195145), (1259, 173290), (1333, 163670), (2015, 108274), (2518, 86645), (2666, 81835), (2795, 78058), (4030, 54137), (5590, 39029), (6295, 34658), (6665, 32734), (12590, 17329), (13330, 16367)]