81496890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47659}}^1$

素因数の和:47691

約数の個数: 48

約数和(自身を含む): 223048800

約数和(自身を除く): 141551910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47659, 95318, 142977, 238295, 285954, 428931, 476590, 714885, 857862, 905521, 1429770, 1811042, 2144655, 2716563, 4289310, 4527605, 5433126, 8149689, 9055210, 13582815, 16299378, 27165630, 40748445, 81496890]

約数ペア:

[(1, 81496890), (2, 40748445), (3, 27165630), (5, 16299378), (6, 13582815), (9, 9055210), (10, 8149689), (15, 5433126), (18, 4527605), (19, 4289310), (30, 2716563), (38, 2144655), (45, 1811042), (57, 1429770), (90, 905521), (95, 857862), (114, 714885), (171, 476590), (190, 428931), (285, 285954), (342, 238295), (570, 142977), (855, 95318), (1710, 47659)]