68009920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^2$

素因数の和:306

約数の個数: 84

約数和(自身を含む): 177951384

約数和(自身を除く): 109941464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 139, 160, 176, 220, 278, 320, 352, 440, 556, 695, 704, 880, 1112, 1390, 1529, 1760, 2224, 2780, 3058, 3520, 4448, 5560, 6116, 7645, 8896, 11120, 12232, 15290, 19321, 22240, 24464, 30580, 38642, 44480, 48928, 61160, 77284, 96605, 97856, 122320, 154568, 193210, 212531, 244640, 309136, 386420, 425062, 489280, 618272, 772840, 850124, 1062655, 1236544, 1545680, 1700248, 2125310, 3091360, 3400496, 4250620, 6182720, 6800992, 8501240, 13601984, 17002480, 34004960, 68009920]

約数ペア:

[(1, 68009920), (2, 34004960), (4, 17002480), (5, 13601984), (8, 8501240), (10, 6800992), (11, 6182720), (16, 4250620), (20, 3400496), (22, 3091360), (32, 2125310), (40, 1700248), (44, 1545680), (55, 1236544), (64, 1062655), (80, 850124), (88, 772840), (110, 618272), (139, 489280), (160, 425062), (176, 386420), (220, 309136), (278, 244640), (320, 212531), (352, 193210), (440, 154568), (556, 122320), (695, 97856), (704, 96605), (880, 77284), (1112, 61160), (1390, 48928), (1529, 44480), (1760, 38642), (2224, 30580), (2780, 24464), (3058, 22240), (3520, 19321), (4448, 15290), (5560, 12232), (6116, 11120), (7645, 8896)]