68770120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1$

素因数の和:2278

約数の個数: 64

約数和(自身を含む): 166924800

約数和(自身を除く): 98154680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 2207, 3116, 3895, 4414, 6232, 7790, 8828, 11035, 15580, 17656, 22070, 31160, 41933, 44140, 83866, 88280, 90487, 167732, 180974, 209665, 335464, 361948, 419330, 452435, 723896, 838660, 904870, 1677320, 1719253, 1809740, 3438506, 3619480, 6877012, 8596265, 13754024, 17192530, 34385060, 68770120]

約数ペア:

[(1, 68770120), (2, 34385060), (4, 17192530), (5, 13754024), (8, 8596265), (10, 6877012), (19, 3619480), (20, 3438506), (38, 1809740), (40, 1719253), (41, 1677320), (76, 904870), (82, 838660), (95, 723896), (152, 452435), (164, 419330), (190, 361948), (205, 335464), (328, 209665), (380, 180974), (410, 167732), (760, 90487), (779, 88280), (820, 83866), (1558, 44140), (1640, 41933), (2207, 31160), (3116, 22070), (3895, 17656), (4414, 15580), (6232, 11035), (7790, 8828)]