320154444

素因数分解:

$2^2\times 3^5\times {\mathrm{227}}^1\times {\mathrm{1451}}^1$

素因数の和:1697

約数の個数: 72

約数和(自身を含む): 843530688

約数和(自身を除く): 523376244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 227, 243, 324, 454, 486, 681, 908, 972, 1362, 1451, 2043, 2724, 2902, 4086, 4353, 5804, 6129, 8172, 8706, 12258, 13059, 17412, 18387, 24516, 26118, 36774, 39177, 52236, 55161, 73548, 78354, 110322, 117531, 156708, 220644, 235062, 329377, 352593, 470124, 658754, 705186, 988131, 1317508, 1410372, 1976262, 2964393, 3952524, 5928786, 8893179, 11857572, 17786358, 26679537, 35572716, 53359074, 80038611, 106718148, 160077222, 320154444]

約数ペア:

[(1, 320154444), (2, 160077222), (3, 106718148), (4, 80038611), (6, 53359074), (9, 35572716), (12, 26679537), (18, 17786358), (27, 11857572), (36, 8893179), (54, 5928786), (81, 3952524), (108, 2964393), (162, 1976262), (227, 1410372), (243, 1317508), (324, 988131), (454, 705186), (486, 658754), (681, 470124), (908, 352593), (972, 329377), (1362, 235062), (1451, 220644), (2043, 156708), (2724, 117531), (2902, 110322), (4086, 78354), (4353, 73548), (5804, 55161), (6129, 52236), (8172, 39177), (8706, 36774), (12258, 26118), (13059, 24516), (17412, 18387)]