81381564

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1208

約数の個数: 96

約数和(自身を含む): 234151680

約数和(自身を除く): 152770116

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 61, 66, 99, 108, 122, 132, 183, 198, 244, 297, 366, 396, 549, 594, 671, 732, 1098, 1123, 1188, 1342, 1647, 2013, 2196, 2246, 2684, 3294, 3369, 4026, 4492, 6039, 6588, 6738, 8052, 10107, 12078, 12353, 13476, 18117, 20214, 24156, 24706, 30321, 36234, 37059, 40428, 49412, 60642, 68503, 72468, 74118, 111177, 121284, 137006, 148236, 205509, 222354, 274012, 333531, 411018, 444708, 616527, 667062, 753533, 822036, 1233054, 1334124, 1507066, 1849581, 2260599, 2466108, 3014132, 3699162, 4521198, 6781797, 7398324, 9042396, 13563594, 20345391, 27127188, 40690782, 81381564]

約数ペア:

[(1, 81381564), (2, 40690782), (3, 27127188), (4, 20345391), (6, 13563594), (9, 9042396), (11, 7398324), (12, 6781797), (18, 4521198), (22, 3699162), (27, 3014132), (33, 2466108), (36, 2260599), (44, 1849581), (54, 1507066), (61, 1334124), (66, 1233054), (99, 822036), (108, 753533), (122, 667062), (132, 616527), (183, 444708), (198, 411018), (244, 333531), (297, 274012), (366, 222354), (396, 205509), (549, 148236), (594, 137006), (671, 121284), (732, 111177), (1098, 74118), (1123, 72468), (1188, 68503), (1342, 60642), (1647, 49412), (2013, 40428), (2196, 37059), (2246, 36234), (2684, 30321), (3294, 24706), (3369, 24156), (4026, 20214), (4492, 18117), (6039, 13476), (6588, 12353), (6738, 12078), (8052, 10107)]