18390780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34057}}^1$

素因数の和:34075

約数の個数: 48

約数和(自身を含む): 57217440

約数和(自身を除く): 38826660

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, 34057, 68114, 102171, 136228, 170285, 204342, 306513, 340570, 408684, 510855, 613026, 681140, 919539, 1021710, 1226052, 1532565, 1839078, 2043420, 3065130, 3678156, 4597695, 6130260, 9195390, 18390780]

約数ペア:

[(1, 18390780), (2, 9195390), (3, 6130260), (4, 4597695), (5, 3678156), (6, 3065130), (9, 2043420), (10, 1839078), (12, 1532565), (15, 1226052), (18, 1021710), (20, 919539), (27, 681140), (30, 613026), (36, 510855), (45, 408684), (54, 340570), (60, 306513), (90, 204342), (108, 170285), (135, 136228), (180, 102171), (270, 68114), (540, 34057)]