128423316

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 96

約数和(自身を含む): 358444800

約数和(自身を除く): 230021484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 343, 492, 574, 588, 686, 761, 861, 1029, 1148, 1372, 1522, 1722, 2009, 2058, 2283, 3044, 3444, 4018, 4116, 4566, 5327, 6027, 8036, 9132, 10654, 12054, 14063, 15981, 21308, 24108, 28126, 31201, 31962, 37289, 42189, 56252, 62402, 63924, 74578, 84378, 93603, 111867, 124804, 149156, 168756, 187206, 218407, 223734, 261023, 374412, 436814, 447468, 522046, 655221, 783069, 873628, 1044092, 1310442, 1528849, 1566138, 2620884, 3057698, 3132276, 4586547, 6115396, 9173094, 10701943, 18346188, 21403886, 32105829, 42807772, 64211658, 128423316]

約数ペア:

[(1, 128423316), (2, 64211658), (3, 42807772), (4, 32105829), (6, 21403886), (7, 18346188), (12, 10701943), (14, 9173094), (21, 6115396), (28, 4586547), (41, 3132276), (42, 3057698), (49, 2620884), (82, 1566138), (84, 1528849), (98, 1310442), (123, 1044092), (147, 873628), (164, 783069), (196, 655221), (246, 522046), (287, 447468), (294, 436814), (343, 374412), (492, 261023), (574, 223734), (588, 218407), (686, 187206), (761, 168756), (861, 149156), (1029, 124804), (1148, 111867), (1372, 93603), (1522, 84378), (1722, 74578), (2009, 63924), (2058, 62402), (2283, 56252), (3044, 42189), (3444, 37289), (4018, 31962), (4116, 31201), (4566, 28126), (5327, 24108), (6027, 21308), (8036, 15981), (9132, 14063), (10654, 12054)]