220737780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1226321}}^1$

素因数の和:1226336

約数の個数: 36

約数和(自身を含む): 669571812

約数和(自身を除く): 448834032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1226321, 2452642, 3678963, 4905284, 6131605, 7357926, 11036889, 12263210, 14715852, 18394815, 22073778, 24526420, 36789630, 44147556, 55184445, 73579260, 110368890, 220737780]

約数ペア:

[(1, 220737780), (2, 110368890), (3, 73579260), (4, 55184445), (5, 44147556), (6, 36789630), (9, 24526420), (10, 22073778), (12, 18394815), (15, 14715852), (18, 12263210), (20, 11036889), (30, 7357926), (36, 6131605), (45, 4905284), (60, 3678963), (90, 2452642), (180, 1226321)]