220765902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7477}}^1$

素因数の和:7545

約数の個数: 64

約数和(自身を含む): 545594880

約数和(自身を除く): 324828978

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 37, 38, 42, 57, 74, 111, 114, 133, 222, 259, 266, 399, 518, 703, 777, 798, 1406, 1554, 2109, 4218, 4921, 7477, 9842, 14763, 14954, 22431, 29526, 44862, 52339, 104678, 142063, 157017, 276649, 284126, 314034, 426189, 553298, 829947, 852378, 994441, 1659894, 1936543, 1988882, 2983323, 3873086, 5256331, 5809629, 5966646, 10512662, 11619258, 15768993, 31537986, 36794317, 73588634, 110382951, 220765902]

約数ペア:

[(1, 220765902), (2, 110382951), (3, 73588634), (6, 36794317), (7, 31537986), (14, 15768993), (19, 11619258), (21, 10512662), (37, 5966646), (38, 5809629), (42, 5256331), (57, 3873086), (74, 2983323), (111, 1988882), (114, 1936543), (133, 1659894), (222, 994441), (259, 852378), (266, 829947), (399, 553298), (518, 426189), (703, 314034), (777, 284126), (798, 276649), (1406, 157017), (1554, 142063), (2109, 104678), (4218, 52339), (4921, 44862), (7477, 29526), (9842, 22431), (14763, 14954)]