55641780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{309121}}^1$

素因数の和:309136

約数の個数: 36

約数和(自身を含む): 168780612

約数和(自身を除く): 113138832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 309121, 618242, 927363, 1236484, 1545605, 1854726, 2782089, 3091210, 3709452, 4636815, 5564178, 6182420, 9273630, 11128356, 13910445, 18547260, 27820890, 55641780]

約数ペア:

[(1, 55641780), (2, 27820890), (3, 18547260), (4, 13910445), (5, 11128356), (6, 9273630), (9, 6182420), (10, 5564178), (12, 4636815), (15, 3709452), (18, 3091210), (20, 2782089), (30, 1854726), (36, 1545605), (45, 1236484), (60, 927363), (90, 618242), (180, 309121)]