257672760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2147273}}^1$

素因数の和:2147287

約数の個数: 32

約数和(自身を含む): 773018640

約数和(自身を除く): 515345880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2147273, 4294546, 6441819, 8589092, 10736365, 12883638, 17178184, 21472730, 25767276, 32209095, 42945460, 51534552, 64418190, 85890920, 128836380, 257672760]

約数ペア:

[(1, 257672760), (2, 128836380), (3, 85890920), (4, 64418190), (5, 51534552), (6, 42945460), (8, 32209095), (10, 25767276), (12, 21472730), (15, 17178184), (20, 12883638), (24, 10736365), (30, 8589092), (40, 6441819), (60, 4294546), (120, 2147273)]