199274680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26641}}^1$

素因数の和:26680

約数の個数: 64

約数和(自身を含む): 517920480

約数和(自身を除く): 318645800

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 26641, 53282, 106564, 133205, 213128, 266410, 293051, 452897, 532820, 586102, 905794, 1065640, 1172204, 1465255, 1811588, 2264485, 2344408, 2930510, 3623176, 4528970, 4981867, 5861020, 9057940, 9963734, 11722040, 18115880, 19927468, 24909335, 39854936, 49818670, 99637340, 199274680]

約数ペア:

[(1, 199274680), (2, 99637340), (4, 49818670), (5, 39854936), (8, 24909335), (10, 19927468), (11, 18115880), (17, 11722040), (20, 9963734), (22, 9057940), (34, 5861020), (40, 4981867), (44, 4528970), (55, 3623176), (68, 2930510), (85, 2344408), (88, 2264485), (110, 1811588), (136, 1465255), (170, 1172204), (187, 1065640), (220, 905794), (340, 586102), (374, 532820), (440, 452897), (680, 293051), (748, 266410), (935, 213128), (1496, 133205), (1870, 106564), (3740, 53282), (7480, 26641)]