256565160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{712681}}^1$

素因数の和:712698

約数の個数: 48

約数和(自身を含む): 833837940

約数和(自身を除く): 577272780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 712681, 1425362, 2138043, 2850724, 3563405, 4276086, 5701448, 6414129, 7126810, 8552172, 10690215, 12828258, 14253620, 17104344, 21380430, 25656516, 28507240, 32070645, 42760860, 51313032, 64141290, 85521720, 128282580, 256565160]

約数ペア:

[(1, 256565160), (2, 128282580), (3, 85521720), (4, 64141290), (5, 51313032), (6, 42760860), (8, 32070645), (9, 28507240), (10, 25656516), (12, 21380430), (15, 17104344), (18, 14253620), (20, 12828258), (24, 10690215), (30, 8552172), (36, 7126810), (40, 6414129), (45, 5701448), (60, 4276086), (72, 3563405), (90, 2850724), (120, 2138043), (180, 1425362), (360, 712681)]