307125760

素因数分解:

$2^9\times 5^1\times {\mathrm{119971}}^1$

素因数の和:119994

約数の個数: 40

約数和(自身を含む): 736388136

約数和(自身を除く): 429262376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 119971, 239942, 479884, 599855, 959768, 1199710, 1919536, 2399420, 3839072, 4798840, 7678144, 9597680, 15356288, 19195360, 30712576, 38390720, 61425152, 76781440, 153562880, 307125760]

約数ペア:

[(1, 307125760), (2, 153562880), (4, 76781440), (5, 61425152), (8, 38390720), (10, 30712576), (16, 19195360), (20, 15356288), (32, 9597680), (40, 7678144), (64, 4798840), (80, 3839072), (128, 2399420), (160, 1919536), (256, 1199710), (320, 959768), (512, 599855), (640, 479884), (1280, 239942), (2560, 119971)]