218133540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{403951}}^1$

素因数の和:403969

約数の個数: 48

約数和(自身を含む): 678639360

約数和(自身を除く): 460505820

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, 403951, 807902, 1211853, 1615804, 2019755, 2423706, 3635559, 4039510, 4847412, 6059265, 7271118, 8079020, 10906677, 12118530, 14542236, 18177795, 21813354, 24237060, 36355590, 43626708, 54533385, 72711180, 109066770, 218133540]

約数ペア:

[(1, 218133540), (2, 109066770), (3, 72711180), (4, 54533385), (5, 43626708), (6, 36355590), (9, 24237060), (10, 21813354), (12, 18177795), (15, 14542236), (18, 12118530), (20, 10906677), (27, 8079020), (30, 7271118), (36, 6059265), (45, 4847412), (54, 4039510), (60, 3635559), (90, 2423706), (108, 2019755), (135, 1615804), (180, 1211853), (270, 807902), (540, 403951)]