306895360

素因数分解:

$2^9\times 5^1\times {\mathrm{119881}}^1$

素因数の和:119904

約数の個数: 40

約数和(自身を含む): 735835716

約数和(自身を除く): 428940356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 119881, 239762, 479524, 599405, 959048, 1198810, 1918096, 2397620, 3836192, 4795240, 7672384, 9590480, 15344768, 19180960, 30689536, 38361920, 61379072, 76723840, 153447680, 306895360]

約数ペア:

[(1, 306895360), (2, 153447680), (4, 76723840), (5, 61379072), (8, 38361920), (10, 30689536), (16, 19180960), (20, 15344768), (32, 9590480), (40, 7672384), (64, 4795240), (80, 3836192), (128, 2397620), (160, 1918096), (256, 1198810), (320, 959048), (512, 599405), (640, 479524), (1280, 239762), (2560, 119881)]