397300920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{23819}}^1$

素因数の和:23972

約数の個数: 64

約数和(自身を含む): 1200528000

約数和(自身を除く): 803227080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 16680, 23819, 47638, 71457, 95276, 119095, 142914, 190552, 238190, 285828, 357285, 476380, 571656, 714570, 952760, 1429140, 2858280, 3310841, 6621682, 9932523, 13243364, 16554205, 19865046, 26486728, 33108410, 39730092, 49662615, 66216820, 79460184, 99325230, 132433640, 198650460, 397300920]

約数ペア:

[(1, 397300920), (2, 198650460), (3, 132433640), (4, 99325230), (5, 79460184), (6, 66216820), (8, 49662615), (10, 39730092), (12, 33108410), (15, 26486728), (20, 19865046), (24, 16554205), (30, 13243364), (40, 9932523), (60, 6621682), (120, 3310841), (139, 2858280), (278, 1429140), (417, 952760), (556, 714570), (695, 571656), (834, 476380), (1112, 357285), (1390, 285828), (1668, 238190), (2085, 190552), (2780, 142914), (3336, 119095), (4170, 95276), (5560, 71457), (8340, 47638), (16680, 23819)]