70720380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9137}}^1$

素因数の和:9195

約数の個数: 72

約数和(自身を含む): 219531312

約数和(自身を除く): 148810932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 9137, 18274, 27411, 36548, 45685, 54822, 82233, 91370, 109644, 137055, 164466, 182740, 274110, 328932, 392891, 411165, 548220, 785782, 822330, 1178673, 1571564, 1644660, 1964455, 2357346, 3536019, 3928910, 4714692, 5893365, 7072038, 7857820, 11786730, 14144076, 17680095, 23573460, 35360190, 70720380]

約数ペア:

[(1, 70720380), (2, 35360190), (3, 23573460), (4, 17680095), (5, 14144076), (6, 11786730), (9, 7857820), (10, 7072038), (12, 5893365), (15, 4714692), (18, 3928910), (20, 3536019), (30, 2357346), (36, 1964455), (43, 1644660), (45, 1571564), (60, 1178673), (86, 822330), (90, 785782), (129, 548220), (172, 411165), (180, 392891), (215, 328932), (258, 274110), (387, 182740), (430, 164466), (516, 137055), (645, 109644), (774, 91370), (860, 82233), (1290, 54822), (1548, 45685), (1935, 36548), (2580, 27411), (3870, 18274), (7740, 9137)]