208545540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7411}}^1$

素因数の和:7497

約数の個数: 96

約数和(自身を含む): 677397504

約数和(自身を除く): 468851964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2814, 4020, 4690, 5628, 7035, 7411, 9380, 14070, 14822, 22233, 28140, 29644, 37055, 44466, 51877, 74110, 88932, 103754, 111165, 148220, 155631, 207508, 222330, 259385, 311262, 444660, 496537, 518770, 622524, 778155, 993074, 1037540, 1489611, 1556310, 1986148, 2482685, 2979222, 3112620, 3475759, 4965370, 5958444, 6951518, 7448055, 9930740, 10427277, 13903036, 14896110, 17378795, 20854554, 29792220, 34757590, 41709108, 52136385, 69515180, 104272770, 208545540]

約数ペア:

[(1, 208545540), (2, 104272770), (3, 69515180), (4, 52136385), (5, 41709108), (6, 34757590), (7, 29792220), (10, 20854554), (12, 17378795), (14, 14896110), (15, 13903036), (20, 10427277), (21, 9930740), (28, 7448055), (30, 6951518), (35, 5958444), (42, 4965370), (60, 3475759), (67, 3112620), (70, 2979222), (84, 2482685), (105, 1986148), (134, 1556310), (140, 1489611), (201, 1037540), (210, 993074), (268, 778155), (335, 622524), (402, 518770), (420, 496537), (469, 444660), (670, 311262), (804, 259385), (938, 222330), (1005, 207508), (1340, 155631), (1407, 148220), (1876, 111165), (2010, 103754), (2345, 88932), (2814, 74110), (4020, 51877), (4690, 44466), (5628, 37055), (7035, 29644), (7411, 28140), (9380, 22233), (14070, 14822)]