642726744

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 1803098880

約数和(自身を除く): 1160372136

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 107, 122, 132, 183, 214, 244, 264, 321, 366, 373, 428, 488, 642, 671, 732, 746, 856, 1119, 1177, 1284, 1342, 1464, 1492, 2013, 2238, 2354, 2568, 2684, 2984, 3531, 4026, 4103, 4476, 4708, 5368, 6527, 7062, 8052, 8206, 8952, 9416, 12309, 13054, 14124, 16104, 16412, 19581, 22753, 24618, 26108, 28248, 32824, 39162, 39911, 45506, 49236, 52216, 68259, 71797, 78324, 79822, 91012, 98472, 119733, 136518, 143594, 156648, 159644, 182024, 215391, 239466, 250283, 273036, 287188, 319288, 430782, 439021, 478932, 500566, 546072, 574376, 750849, 861564, 878042, 957864, 1001132, 1317063, 1501698, 1723128, 1756084, 2002264, 2434571, 2634126, 3003396, 3512168, 4869142, 5268252, 6006792, 7303713, 9738284, 10536504, 14607426, 19476568, 26780281, 29214852, 53560562, 58429704, 80340843, 107121124, 160681686, 214242248, 321363372, 642726744]

約数ペア:

[(1, 642726744), (2, 321363372), (3, 214242248), (4, 160681686), (6, 107121124), (8, 80340843), (11, 58429704), (12, 53560562), (22, 29214852), (24, 26780281), (33, 19476568), (44, 14607426), (61, 10536504), (66, 9738284), (88, 7303713), (107, 6006792), (122, 5268252), (132, 4869142), (183, 3512168), (214, 3003396), (244, 2634126), (264, 2434571), (321, 2002264), (366, 1756084), (373, 1723128), (428, 1501698), (488, 1317063), (642, 1001132), (671, 957864), (732, 878042), (746, 861564), (856, 750849), (1119, 574376), (1177, 546072), (1284, 500566), (1342, 478932), (1464, 439021), (1492, 430782), (2013, 319288), (2238, 287188), (2354, 273036), (2568, 250283), (2684, 239466), (2984, 215391), (3531, 182024), (4026, 159644), (4103, 156648), (4476, 143594), (4708, 136518), (5368, 119733), (6527, 98472), (7062, 91012), (8052, 79822), (8206, 78324), (8952, 71797), (9416, 68259), (12309, 52216), (13054, 49236), (14124, 45506), (16104, 39911), (16412, 39162), (19581, 32824), (22753, 28248), (24618, 26108)]