307680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{641}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 970704

約数和(自身を除く): 663024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 641, 1282, 1923, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10256, 12820, 15384, 19230, 20512, 25640, 30768, 38460, 51280, 61536, 76920, 102560, 153840, 307680]

約数ペア:

[(1, 307680), (2, 153840), (3, 102560), (4, 76920), (5, 61536), (6, 51280), (8, 38460), (10, 30768), (12, 25640), (15, 20512), (16, 19230), (20, 15384), (24, 12820), (30, 10256), (32, 9615), (40, 7692), (48, 6410), (60, 5128), (80, 3846), (96, 3205), (120, 2564), (160, 1923), (240, 1282), (480, 641)]