7145180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 18271008

約数和(自身を除く): 11125828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 317, 322, 460, 490, 634, 644, 805, 980, 1127, 1268, 1585, 1610, 2219, 2254, 3170, 3220, 4438, 4508, 5635, 6340, 7291, 8876, 11095, 11270, 14582, 15533, 22190, 22540, 29164, 31066, 36455, 44380, 51037, 62132, 72910, 77665, 102074, 145820, 155330, 204148, 255185, 310660, 357259, 510370, 714518, 1020740, 1429036, 1786295, 3572590, 7145180]

約数ペア:

[(1, 7145180), (2, 3572590), (4, 1786295), (5, 1429036), (7, 1020740), (10, 714518), (14, 510370), (20, 357259), (23, 310660), (28, 255185), (35, 204148), (46, 155330), (49, 145820), (70, 102074), (92, 77665), (98, 72910), (115, 62132), (140, 51037), (161, 44380), (196, 36455), (230, 31066), (245, 29164), (317, 22540), (322, 22190), (460, 15533), (490, 14582), (634, 11270), (644, 11095), (805, 8876), (980, 7291), (1127, 6340), (1268, 5635), (1585, 4508), (1610, 4438), (2219, 3220), (2254, 3170)]