229690864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 499627744

約数和(自身を除く): 269936880

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 61, 86, 104, 122, 172, 208, 244, 344, 421, 488, 559, 688, 793, 842, 976, 1118, 1586, 1684, 2236, 2623, 3172, 3368, 4472, 5246, 5473, 6344, 6736, 8944, 10492, 10946, 12688, 18103, 20984, 21892, 25681, 34099, 36206, 41968, 43784, 51362, 68198, 72412, 87568, 102724, 136396, 144824, 205448, 235339, 272792, 289648, 333853, 410896, 470678, 545584, 667706, 941356, 1104283, 1335412, 1882712, 2208566, 2670824, 3765424, 4417132, 5341648, 8834264, 14355679, 17668528, 28711358, 57422716, 114845432, 229690864]

約数ペア:

[(1, 229690864), (2, 114845432), (4, 57422716), (8, 28711358), (13, 17668528), (16, 14355679), (26, 8834264), (43, 5341648), (52, 4417132), (61, 3765424), (86, 2670824), (104, 2208566), (122, 1882712), (172, 1335412), (208, 1104283), (244, 941356), (344, 667706), (421, 545584), (488, 470678), (559, 410896), (688, 333853), (793, 289648), (842, 272792), (976, 235339), (1118, 205448), (1586, 144824), (1684, 136396), (2236, 102724), (2623, 87568), (3172, 72412), (3368, 68198), (4472, 51362), (5246, 43784), (5473, 41968), (6344, 36206), (6736, 34099), (8944, 25681), (10492, 21892), (10946, 20984), (12688, 18103)]