247806790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1774

約数の個数: 96

約数和(自身を含む): 593635392

約数和(自身を除く): 345828602

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 121, 154, 170, 187, 238, 242, 374, 385, 595, 605, 770, 847, 935, 1190, 1210, 1309, 1694, 1721, 1870, 2057, 2618, 3442, 4114, 4235, 6545, 8470, 8605, 10285, 12047, 13090, 14399, 17210, 18931, 20570, 24094, 28798, 29257, 37862, 58514, 60235, 71995, 94655, 120470, 132517, 143990, 146285, 189310, 204799, 208241, 265034, 292570, 321827, 409598, 416482, 643654, 662585, 1023995, 1041205, 1325170, 1457687, 1609135, 2047990, 2082410, 2252789, 2915374, 3218270, 3540097, 4505578, 7080194, 7288435, 11263945, 14576870, 17700485, 22527890, 24780679, 35400970, 49561358, 123903395, 247806790]

約数ペア:

[(1, 247806790), (2, 123903395), (5, 49561358), (7, 35400970), (10, 24780679), (11, 22527890), (14, 17700485), (17, 14576870), (22, 11263945), (34, 7288435), (35, 7080194), (55, 4505578), (70, 3540097), (77, 3218270), (85, 2915374), (110, 2252789), (119, 2082410), (121, 2047990), (154, 1609135), (170, 1457687), (187, 1325170), (238, 1041205), (242, 1023995), (374, 662585), (385, 643654), (595, 416482), (605, 409598), (770, 321827), (847, 292570), (935, 265034), (1190, 208241), (1210, 204799), (1309, 189310), (1694, 146285), (1721, 143990), (1870, 132517), (2057, 120470), (2618, 94655), (3442, 71995), (4114, 60235), (4235, 58514), (6545, 37862), (8470, 29257), (8605, 28798), (10285, 24094), (12047, 20570), (13090, 18931), (14399, 17210)]