87441720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{728681}}^1$

素因数の和:728695

約数の個数: 32

約数和(自身を含む): 262325520

約数和(自身を除く): 174883800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 728681, 1457362, 2186043, 2914724, 3643405, 4372086, 5829448, 7286810, 8744172, 10930215, 14573620, 17488344, 21860430, 29147240, 43720860, 87441720]

約数ペア:

[(1, 87441720), (2, 43720860), (3, 29147240), (4, 21860430), (5, 17488344), (6, 14573620), (8, 10930215), (10, 8744172), (12, 7286810), (15, 5829448), (20, 4372086), (24, 3643405), (30, 2914724), (40, 2186043), (60, 1457362), (120, 728681)]