881705968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 2078960688

約数和(自身を除く): 1197254720

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 401, 403, 496, 572, 682, 802, 806, 961, 1144, 1364, 1604, 1612, 1922, 2288, 2728, 3208, 3224, 3844, 4411, 4433, 5213, 5456, 6416, 6448, 7688, 8822, 8866, 10426, 10571, 12431, 12493, 15376, 17644, 17732, 20852, 21142, 24862, 24986, 35288, 35464, 41704, 42284, 49724, 49972, 57343, 70576, 70928, 83408, 84568, 99448, 99944, 114686, 136741, 137423, 161603, 169136, 198896, 199888, 229372, 273482, 274846, 323206, 385361, 458744, 546964, 549692, 646412, 770722, 917488, 1093928, 1099384, 1292824, 1541444, 1777633, 2187856, 2198768, 2585648, 3082888, 3555266, 4238971, 5009693, 6165776, 7110532, 8477942, 10019386, 14221064, 16955884, 20038772, 28442128, 33911768, 40077544, 55106623, 67823536, 80155088, 110213246, 220426492, 440852984, 881705968]

約数ペア:

[(1, 881705968), (2, 440852984), (4, 220426492), (8, 110213246), (11, 80155088), (13, 67823536), (16, 55106623), (22, 40077544), (26, 33911768), (31, 28442128), (44, 20038772), (52, 16955884), (62, 14221064), (88, 10019386), (104, 8477942), (124, 7110532), (143, 6165776), (176, 5009693), (208, 4238971), (248, 3555266), (286, 3082888), (341, 2585648), (401, 2198768), (403, 2187856), (496, 1777633), (572, 1541444), (682, 1292824), (802, 1099384), (806, 1093928), (961, 917488), (1144, 770722), (1364, 646412), (1604, 549692), (1612, 546964), (1922, 458744), (2288, 385361), (2728, 323206), (3208, 274846), (3224, 273482), (3844, 229372), (4411, 199888), (4433, 198896), (5213, 169136), (5456, 161603), (6416, 137423), (6448, 136741), (7688, 114686), (8822, 99944), (8866, 99448), (10426, 84568), (10571, 83408), (12431, 70928), (12493, 70576), (15376, 57343), (17644, 49972), (17732, 49724), (20852, 42284), (21142, 41704), (24862, 35464), (24986, 35288)]