240172760

素因数分解:

$2^3\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{3793}}^1$

素因数の和:5387

約数の個数: 32

約数和(自身を含む): 540872640

約数和(自身を除く): 300699880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1583, 3166, 3793, 6332, 7586, 7915, 12664, 15172, 15830, 18965, 30344, 31660, 37930, 63320, 75860, 151720, 6004319, 12008638, 24017276, 30021595, 48034552, 60043190, 120086380, 240172760]

約数ペア:

[(1, 240172760), (2, 120086380), (4, 60043190), (5, 48034552), (8, 30021595), (10, 24017276), (20, 12008638), (40, 6004319), (1583, 151720), (3166, 75860), (3793, 63320), (6332, 37930), (7586, 31660), (7915, 30344), (12664, 18965), (15172, 15830)]