771688620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{476351}}^1$

素因数の和:476372

約数の個数: 60

約数和(自身を含む): 2420820864

約数和(自身を除く): 1649132244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 476351, 952702, 1429053, 1905404, 2381755, 2858106, 4287159, 4763510, 5716212, 7145265, 8574318, 9527020, 12861477, 14290530, 17148636, 21435795, 25722954, 28581060, 38584431, 42871590, 51445908, 64307385, 77168862, 85743180, 128614770, 154337724, 192922155, 257229540, 385844310, 771688620]

約数ペア:

[(1, 771688620), (2, 385844310), (3, 257229540), (4, 192922155), (5, 154337724), (6, 128614770), (9, 85743180), (10, 77168862), (12, 64307385), (15, 51445908), (18, 42871590), (20, 38584431), (27, 28581060), (30, 25722954), (36, 21435795), (45, 17148636), (54, 14290530), (60, 12861477), (81, 9527020), (90, 8574318), (108, 7145265), (135, 5716212), (162, 4763510), (180, 4287159), (270, 2858106), (324, 2381755), (405, 1905404), (540, 1429053), (810, 952702), (1620, 476351)]