71872740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1759}}^1$

素因数の和:2001

約数の個数: 72

約数和(自身を含む): 219098880

約数和(自身を除く): 147226140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 1759, 2043, 2270, 2724, 3405, 3518, 4086, 4540, 5277, 6810, 7036, 8172, 8795, 10215, 10554, 13620, 15831, 17590, 20430, 21108, 26385, 31662, 35180, 40860, 52770, 63324, 79155, 105540, 158310, 316620, 399293, 798586, 1197879, 1597172, 1996465, 2395758, 3593637, 3992930, 4791516, 5989395, 7187274, 7985860, 11978790, 14374548, 17968185, 23957580, 35936370, 71872740]

約数ペア:

[(1, 71872740), (2, 35936370), (3, 23957580), (4, 17968185), (5, 14374548), (6, 11978790), (9, 7985860), (10, 7187274), (12, 5989395), (15, 4791516), (18, 3992930), (20, 3593637), (30, 2395758), (36, 1996465), (45, 1597172), (60, 1197879), (90, 798586), (180, 399293), (227, 316620), (454, 158310), (681, 105540), (908, 79155), (1135, 63324), (1362, 52770), (1759, 40860), (2043, 35180), (2270, 31662), (2724, 26385), (3405, 21108), (3518, 20430), (4086, 17590), (4540, 15831), (5277, 13620), (6810, 10554), (7036, 10215), (8172, 8795)]