207805120

素因数分解:

$2^6\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2311}}^1$

素因数の和:2609

約数の個数: 56

約数和(自身を含む): 496811808

約数和(自身を除く): 289006688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 281, 320, 562, 1124, 1405, 2248, 2311, 2810, 4496, 4622, 5620, 8992, 9244, 11240, 11555, 17984, 18488, 22480, 23110, 36976, 44960, 46220, 73952, 89920, 92440, 147904, 184880, 369760, 649391, 739520, 1298782, 2597564, 3246955, 5195128, 6493910, 10390256, 12987820, 20780512, 25975640, 41561024, 51951280, 103902560, 207805120]

約数ペア:

[(1, 207805120), (2, 103902560), (4, 51951280), (5, 41561024), (8, 25975640), (10, 20780512), (16, 12987820), (20, 10390256), (32, 6493910), (40, 5195128), (64, 3246955), (80, 2597564), (160, 1298782), (281, 739520), (320, 649391), (562, 369760), (1124, 184880), (1405, 147904), (2248, 92440), (2311, 89920), (2810, 73952), (4496, 46220), (4622, 44960), (5620, 36976), (8992, 23110), (9244, 22480), (11240, 18488), (11555, 17984)]