220157580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{22511}}^1$

素因数の和:22686

約数の個数: 48

約数和(自身を含む): 620250624

約数和(自身を除く): 400093044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 22511, 45022, 67533, 90044, 112555, 135066, 225110, 270132, 337665, 450220, 675330, 1350660, 3669293, 7338586, 11007879, 14677172, 18346465, 22015758, 36692930, 44031516, 55039395, 73385860, 110078790, 220157580]

約数ペア:

[(1, 220157580), (2, 110078790), (3, 73385860), (4, 55039395), (5, 44031516), (6, 36692930), (10, 22015758), (12, 18346465), (15, 14677172), (20, 11007879), (30, 7338586), (60, 3669293), (163, 1350660), (326, 675330), (489, 450220), (652, 337665), (815, 270132), (978, 225110), (1630, 135066), (1956, 112555), (2445, 90044), (3260, 67533), (4890, 45022), (9780, 22511)]