68647180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21319}}^1$

素因数の和:21358

約数の個数: 48

約数和(自身を含む): 171924480

約数和(自身を除く): 103277300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 21319, 42638, 85276, 106595, 149233, 213190, 298466, 426380, 490337, 596932, 746165, 980674, 1492330, 1961348, 2451685, 2984660, 3432359, 4903370, 6864718, 9806740, 13729436, 17161795, 34323590, 68647180]

約数ペア:

[(1, 68647180), (2, 34323590), (4, 17161795), (5, 13729436), (7, 9806740), (10, 6864718), (14, 4903370), (20, 3432359), (23, 2984660), (28, 2451685), (35, 1961348), (46, 1492330), (70, 980674), (92, 746165), (115, 596932), (140, 490337), (161, 426380), (230, 298466), (322, 213190), (460, 149233), (644, 106595), (805, 85276), (1610, 42638), (3220, 21319)]