61805220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1607}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 173432448

約数和(自身を除く): 111627228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1607, 1923, 2564, 3205, 3214, 3846, 4821, 6410, 6428, 7692, 8035, 9615, 9642, 12820, 16070, 19230, 19284, 24105, 32140, 38460, 48210, 96420, 1030087, 2060174, 3090261, 4120348, 5150435, 6180522, 10300870, 12361044, 15451305, 20601740, 30902610, 61805220]

約数ペア:

[(1, 61805220), (2, 30902610), (3, 20601740), (4, 15451305), (5, 12361044), (6, 10300870), (10, 6180522), (12, 5150435), (15, 4120348), (20, 3090261), (30, 2060174), (60, 1030087), (641, 96420), (1282, 48210), (1607, 38460), (1923, 32140), (2564, 24105), (3205, 19284), (3214, 19230), (3846, 16070), (4821, 12820), (6410, 9642), (6428, 9615), (7692, 8035)]