202489245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{103}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 410207616

約数和(自身を除く): 207718371

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 103, 105, 237, 309, 315, 395, 515, 553, 711, 721, 927, 1185, 1545, 1659, 2163, 2765, 3555, 3605, 4635, 4977, 6241, 6489, 8137, 8295, 10815, 18723, 24411, 24885, 31205, 32445, 40685, 43687, 56169, 56959, 73233, 93615, 122055, 131061, 170877, 218435, 280845, 284795, 366165, 393183, 512631, 642823, 655305, 854385, 1928469, 1965915, 2563155, 3214115, 4499761, 5785407, 9642345, 13499283, 22498805, 28927035, 40497849, 67496415, 202489245]

約数ペア:

[(1, 202489245), (3, 67496415), (5, 40497849), (7, 28927035), (9, 22498805), (15, 13499283), (21, 9642345), (35, 5785407), (45, 4499761), (63, 3214115), (79, 2563155), (103, 1965915), (105, 1928469), (237, 854385), (309, 655305), (315, 642823), (395, 512631), (515, 393183), (553, 366165), (711, 284795), (721, 280845), (927, 218435), (1185, 170877), (1545, 131061), (1659, 122055), (2163, 93615), (2765, 73233), (3555, 56959), (3605, 56169), (4635, 43687), (4977, 40685), (6241, 32445), (6489, 31205), (8137, 24885), (8295, 24411), (10815, 18723)]