255321920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{113983}}^1$

素因数の和:114007

約数の個数: 56

約数和(自身を含む): 694846464

約数和(自身を除く): 439524544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 113983, 227966, 455932, 569915, 797881, 911864, 1139830, 1595762, 1823728, 2279660, 3191524, 3647456, 3989405, 4559320, 6383048, 7294912, 7978810, 9118640, 12766096, 15957620, 18237280, 25532192, 31915240, 36474560, 51064384, 63830480, 127660960, 255321920]

約数ペア:

[(1, 255321920), (2, 127660960), (4, 63830480), (5, 51064384), (7, 36474560), (8, 31915240), (10, 25532192), (14, 18237280), (16, 15957620), (20, 12766096), (28, 9118640), (32, 7978810), (35, 7294912), (40, 6383048), (56, 4559320), (64, 3989405), (70, 3647456), (80, 3191524), (112, 2279660), (140, 1823728), (160, 1595762), (224, 1139830), (280, 911864), (320, 797881), (448, 569915), (560, 455932), (1120, 227966), (2240, 113983)]