208220340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{1571}}^1$

素因数の和:1677

約数の個数: 72

約数和(自身を含む): 596064672

約数和(自身を除く): 387844332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 1571, 2209, 2820, 3142, 4418, 4713, 6284, 6627, 7855, 8836, 9426, 11045, 13254, 15710, 18852, 22090, 23565, 26508, 31420, 33135, 44180, 47130, 66270, 73837, 94260, 132540, 147674, 221511, 295348, 369185, 443022, 738370, 886044, 1107555, 1476740, 2215110, 3470339, 4430220, 6940678, 10411017, 13881356, 17351695, 20822034, 34703390, 41644068, 52055085, 69406780, 104110170, 208220340]

約数ペア:

[(1, 208220340), (2, 104110170), (3, 69406780), (4, 52055085), (5, 41644068), (6, 34703390), (10, 20822034), (12, 17351695), (15, 13881356), (20, 10411017), (30, 6940678), (47, 4430220), (60, 3470339), (94, 2215110), (141, 1476740), (188, 1107555), (235, 886044), (282, 738370), (470, 443022), (564, 369185), (705, 295348), (940, 221511), (1410, 147674), (1571, 132540), (2209, 94260), (2820, 73837), (3142, 66270), (4418, 47130), (4713, 44180), (6284, 33135), (6627, 31420), (7855, 26508), (8836, 23565), (9426, 22090), (11045, 18852), (13254, 15710)]