28140168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 58951032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 59, 68, 84, 102, 118, 119, 136, 167, 168, 177, 204, 236, 238, 334, 354, 357, 408, 413, 472, 476, 501, 668, 708, 714, 826, 952, 1002, 1003, 1169, 1239, 1336, 1416, 1428, 1652, 2004, 2006, 2338, 2478, 2839, 2856, 3009, 3304, 3507, 4008, 4012, 4676, 4956, 5678, 6018, 7014, 7021, 8024, 8517, 9352, 9853, 9912, 11356, 12036, 14028, 14042, 17034, 19706, 19873, 21063, 22712, 24072, 28056, 28084, 29559, 34068, 39412, 39746, 42126, 56168, 59118, 59619, 68136, 68971, 78824, 79492, 84252, 118236, 119238, 137942, 158984, 167501, 168504, 206913, 236472, 238476, 275884, 335002, 413826, 476952, 502503, 551768, 670004, 827652, 1005006, 1172507, 1340008, 1655304, 2010012, 2345014, 3517521, 4020024, 4690028, 7035042, 9380056, 14070084, 28140168]

約数ペア:

[(1, 28140168), (2, 14070084), (3, 9380056), (4, 7035042), (6, 4690028), (7, 4020024), (8, 3517521), (12, 2345014), (14, 2010012), (17, 1655304), (21, 1340008), (24, 1172507), (28, 1005006), (34, 827652), (42, 670004), (51, 551768), (56, 502503), (59, 476952), (68, 413826), (84, 335002), (102, 275884), (118, 238476), (119, 236472), (136, 206913), (167, 168504), (168, 167501), (177, 158984), (204, 137942), (236, 119238), (238, 118236), (334, 84252), (354, 79492), (357, 78824), (408, 68971), (413, 68136), (472, 59619), (476, 59118), (501, 56168), (668, 42126), (708, 39746), (714, 39412), (826, 34068), (952, 29559), (1002, 28084), (1003, 28056), (1169, 24072), (1239, 22712), (1336, 21063), (1416, 19873), (1428, 19706), (1652, 17034), (2004, 14042), (2006, 14028), (2338, 12036), (2478, 11356), (2839, 9912), (2856, 9853), (3009, 9352), (3304, 8517), (3507, 8024), (4008, 7021), (4012, 7014), (4676, 6018), (4956, 5678)]