165964120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1297}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 428028480

約数和(自身を除く): 262064360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 457, 914, 1297, 1828, 2285, 2594, 3199, 3656, 4570, 5188, 6398, 6485, 9079, 9140, 10376, 12796, 12970, 15995, 18158, 18280, 25592, 25940, 31990, 36316, 45395, 51880, 63980, 72632, 90790, 127960, 181580, 363160, 592729, 1185458, 2370916, 2963645, 4149103, 4741832, 5927290, 8298206, 11854580, 16596412, 20745515, 23709160, 33192824, 41491030, 82982060, 165964120]

約数ペア:

[(1, 165964120), (2, 82982060), (4, 41491030), (5, 33192824), (7, 23709160), (8, 20745515), (10, 16596412), (14, 11854580), (20, 8298206), (28, 5927290), (35, 4741832), (40, 4149103), (56, 2963645), (70, 2370916), (140, 1185458), (280, 592729), (457, 363160), (914, 181580), (1297, 127960), (1828, 90790), (2285, 72632), (2594, 63980), (3199, 51880), (3656, 45395), (4570, 36316), (5188, 31990), (6398, 25940), (6485, 25592), (9079, 18280), (9140, 18158), (10376, 15995), (12796, 12970)]