161522256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{743}}^1$

素因数の和:1408

約数の個数: 80

約数和(自身を含む): 478255104

約数和(自身を除く): 316732848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 647, 743, 1294, 1486, 1941, 2229, 2588, 2972, 3882, 4458, 4529, 5176, 5201, 5944, 7764, 8916, 9058, 10352, 10402, 11888, 13587, 15528, 15603, 17832, 18116, 20804, 27174, 31056, 31206, 35664, 36232, 41608, 54348, 62412, 72464, 83216, 108696, 124824, 217392, 249648, 480721, 961442, 1442163, 1922884, 2884326, 3365047, 3845768, 5768652, 6730094, 7691536, 10095141, 11537304, 13460188, 20190282, 23074608, 26920376, 40380564, 53840752, 80761128, 161522256]

約数ペア:

[(1, 161522256), (2, 80761128), (3, 53840752), (4, 40380564), (6, 26920376), (7, 23074608), (8, 20190282), (12, 13460188), (14, 11537304), (16, 10095141), (21, 7691536), (24, 6730094), (28, 5768652), (42, 3845768), (48, 3365047), (56, 2884326), (84, 1922884), (112, 1442163), (168, 961442), (336, 480721), (647, 249648), (743, 217392), (1294, 124824), (1486, 108696), (1941, 83216), (2229, 72464), (2588, 62412), (2972, 54348), (3882, 41608), (4458, 36232), (4529, 35664), (5176, 31206), (5201, 31056), (5944, 27174), (7764, 20804), (8916, 18116), (9058, 17832), (10352, 15603), (10402, 15528), (11888, 13587)]