202197780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1747}}^1$

素因数の和:2405

約数の個数: 72

約数和(自身を含む): 614638752

約数和(自身を除く): 412440972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1747, 1929, 2572, 3215, 3494, 3858, 5241, 5787, 6430, 6988, 7716, 8735, 9645, 10482, 11574, 12860, 15723, 17470, 19290, 20964, 23148, 26205, 28935, 31446, 34940, 38580, 52410, 57870, 62892, 78615, 104820, 115740, 157230, 314460, 1123321, 2246642, 3369963, 4493284, 5616605, 6739926, 10109889, 11233210, 13479852, 16849815, 20219778, 22466420, 33699630, 40439556, 50549445, 67399260, 101098890, 202197780]

約数ペア:

[(1, 202197780), (2, 101098890), (3, 67399260), (4, 50549445), (5, 40439556), (6, 33699630), (9, 22466420), (10, 20219778), (12, 16849815), (15, 13479852), (18, 11233210), (20, 10109889), (30, 6739926), (36, 5616605), (45, 4493284), (60, 3369963), (90, 2246642), (180, 1123321), (643, 314460), (1286, 157230), (1747, 115740), (1929, 104820), (2572, 78615), (3215, 62892), (3494, 57870), (3858, 52410), (5241, 38580), (5787, 34940), (6430, 31446), (6988, 28935), (7716, 26205), (8735, 23148), (9645, 20964), (10482, 19290), (11574, 17470), (12860, 15723)]