208845684

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 538009472

約数和(自身を除く): 329163788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 151, 206, 302, 309, 373, 412, 453, 604, 618, 746, 906, 927, 1119, 1236, 1359, 1492, 1812, 1854, 2238, 2718, 3357, 3708, 4476, 5436, 6714, 13428, 15553, 31106, 38419, 46659, 56323, 62212, 76838, 93318, 112646, 115257, 139977, 153676, 168969, 186636, 225292, 230514, 279954, 337938, 345771, 461028, 506907, 559908, 675876, 691542, 1013814, 1383084, 2027628, 5801269, 11602538, 17403807, 23205076, 34807614, 52211421, 69615228, 104422842, 208845684]

約数ペア:

[(1, 208845684), (2, 104422842), (3, 69615228), (4, 52211421), (6, 34807614), (9, 23205076), (12, 17403807), (18, 11602538), (36, 5801269), (103, 2027628), (151, 1383084), (206, 1013814), (302, 691542), (309, 675876), (373, 559908), (412, 506907), (453, 461028), (604, 345771), (618, 337938), (746, 279954), (906, 230514), (927, 225292), (1119, 186636), (1236, 168969), (1359, 153676), (1492, 139977), (1812, 115257), (1854, 112646), (2238, 93318), (2718, 76838), (3357, 62212), (3708, 56323), (4476, 46659), (5436, 38419), (6714, 31106), (13428, 15553)]