220170420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{407723}}^1$

素因数の和:407741

約数の個数: 48

約数和(自身を含む): 684976320

約数和(自身を除く): 464805900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 407723, 815446, 1223169, 1630892, 2038615, 2446338, 3669507, 4077230, 4892676, 6115845, 7339014, 8154460, 11008521, 12231690, 14678028, 18347535, 22017042, 24463380, 36695070, 44034084, 55042605, 73390140, 110085210, 220170420]

約数ペア:

[(1, 220170420), (2, 110085210), (3, 73390140), (4, 55042605), (5, 44034084), (6, 36695070), (9, 24463380), (10, 22017042), (12, 18347535), (15, 14678028), (18, 12231690), (20, 11008521), (27, 8154460), (30, 7339014), (36, 6115845), (45, 4892676), (54, 4077230), (60, 3669507), (90, 2446338), (108, 2038615), (135, 1630892), (180, 1223169), (270, 815446), (540, 407723)]