81745224

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{739}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 223776000

約数和(自身を除く): 142030776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 419, 739, 838, 1257, 1478, 1676, 2217, 2514, 2956, 3352, 4434, 4609, 5028, 5912, 8129, 8868, 9218, 10056, 13827, 16258, 17736, 18436, 24387, 27654, 32516, 36872, 48774, 55308, 65032, 97548, 110616, 195096, 309641, 619282, 928923, 1238564, 1857846, 2477128, 3406051, 3715692, 6812102, 7431384, 10218153, 13624204, 20436306, 27248408, 40872612, 81745224]

約数ペア:

[(1, 81745224), (2, 40872612), (3, 27248408), (4, 20436306), (6, 13624204), (8, 10218153), (11, 7431384), (12, 6812102), (22, 3715692), (24, 3406051), (33, 2477128), (44, 1857846), (66, 1238564), (88, 928923), (132, 619282), (264, 309641), (419, 195096), (739, 110616), (838, 97548), (1257, 65032), (1478, 55308), (1676, 48774), (2217, 36872), (2514, 32516), (2956, 27654), (3352, 24387), (4434, 18436), (4609, 17736), (5028, 16258), (5912, 13827), (8129, 10056), (8868, 9218)]