80291280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{334547}}^1$

素因数の和:334563

約数の個数: 40

約数和(自身を含む): 248903712

約数和(自身を除く): 168612432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 334547, 669094, 1003641, 1338188, 1672735, 2007282, 2676376, 3345470, 4014564, 5018205, 5352752, 6690940, 8029128, 10036410, 13381880, 16058256, 20072820, 26763760, 40145640, 80291280]

約数ペア:

[(1, 80291280), (2, 40145640), (3, 26763760), (4, 20072820), (5, 16058256), (6, 13381880), (8, 10036410), (10, 8029128), (12, 6690940), (15, 5352752), (16, 5018205), (20, 4014564), (24, 3345470), (30, 2676376), (40, 2007282), (48, 1672735), (60, 1338188), (80, 1003641), (120, 669094), (240, 334547)]