668601920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{298483}}^1$

素因数の和:298507

約数の個数: 56

約数和(自身を含む): 1819558464

約数和(自身を除く): 1150956544

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, 298483, 596966, 1193932, 1492415, 2089381, 2387864, 2984830, 4178762, 4775728, 5969660, 8357524, 9551456, 10446905, 11939320, 16715048, 19102912, 20893810, 23878640, 33430096, 41787620, 47757280, 66860192, 83575240, 95514560, 133720384, 167150480, 334300960, 668601920]

約数ペア:

[(1, 668601920), (2, 334300960), (4, 167150480), (5, 133720384), (7, 95514560), (8, 83575240), (10, 66860192), (14, 47757280), (16, 41787620), (20, 33430096), (28, 23878640), (32, 20893810), (35, 19102912), (40, 16715048), (56, 11939320), (64, 10446905), (70, 9551456), (80, 8357524), (112, 5969660), (140, 4775728), (160, 4178762), (224, 2984830), (280, 2387864), (320, 2089381), (448, 1492415), (560, 1193932), (1120, 596966), (2240, 298483)]