26357220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{809}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 80491320

約数和(自身を除く): 54134100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 809, 905, 1086, 1618, 1629, 1810, 2172, 2427, 2715, 3236, 3258, 3620, 4045, 4854, 5430, 6516, 7281, 8090, 8145, 9708, 10860, 12135, 14562, 16180, 16290, 24270, 29124, 32580, 36405, 48540, 72810, 145620, 146429, 292858, 439287, 585716, 732145, 878574, 1317861, 1464290, 1757148, 2196435, 2635722, 2928580, 4392870, 5271444, 6589305, 8785740, 13178610, 26357220]

約数ペア:

[(1, 26357220), (2, 13178610), (3, 8785740), (4, 6589305), (5, 5271444), (6, 4392870), (9, 2928580), (10, 2635722), (12, 2196435), (15, 1757148), (18, 1464290), (20, 1317861), (30, 878574), (36, 732145), (45, 585716), (60, 439287), (90, 292858), (180, 146429), (181, 145620), (362, 72810), (543, 48540), (724, 36405), (809, 32580), (905, 29124), (1086, 24270), (1618, 16290), (1629, 16180), (1810, 14562), (2172, 12135), (2427, 10860), (2715, 9708), (3236, 8145), (3258, 8090), (3620, 7281), (4045, 6516), (4854, 5430)]