68356960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{8719}}^1$

素因数の和:8748

約数の個数: 72

約数和(自身を含む): 187881120

約数和(自身を除く): 119524160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 8719, 17438, 34876, 43595, 61033, 69752, 87190, 122066, 139504, 174380, 244132, 279008, 305165, 348760, 427231, 488264, 610330, 697520, 854462, 976528, 1220660, 1395040, 1708924, 1953056, 2136155, 2441320, 3417848, 4272310, 4882640, 6835696, 8544620, 9765280, 13671392, 17089240, 34178480, 68356960]

約数ペア:

[(1, 68356960), (2, 34178480), (4, 17089240), (5, 13671392), (7, 9765280), (8, 8544620), (10, 6835696), (14, 4882640), (16, 4272310), (20, 3417848), (28, 2441320), (32, 2136155), (35, 1953056), (40, 1708924), (49, 1395040), (56, 1220660), (70, 976528), (80, 854462), (98, 697520), (112, 610330), (140, 488264), (160, 427231), (196, 348760), (224, 305165), (245, 279008), (280, 244132), (392, 174380), (490, 139504), (560, 122066), (784, 87190), (980, 69752), (1120, 61033), (1568, 43595), (1960, 34876), (3920, 17438), (7840, 8719)]