1978117008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{346309}}^1$

素因数の和:346344

約数の個数: 80

約数和(自身を含む): 6183711360

約数和(自身を除く): 4205594352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 5712, 346309, 692618, 1038927, 1385236, 2077854, 2424163, 2770472, 4155708, 4848326, 5540944, 5887253, 7272489, 8311416, 9696652, 11774506, 14544978, 16622832, 17661759, 19393304, 23549012, 29089956, 35323518, 38786608, 41210771, 47098024, 58179912, 70647036, 82421542, 94196048, 116359824, 123632313, 141294072, 164843084, 247264626, 282588144, 329686168, 494529252, 659372336, 989058504, 1978117008]

約数ペア:

[(1, 1978117008), (2, 989058504), (3, 659372336), (4, 494529252), (6, 329686168), (7, 282588144), (8, 247264626), (12, 164843084), (14, 141294072), (16, 123632313), (17, 116359824), (21, 94196048), (24, 82421542), (28, 70647036), (34, 58179912), (42, 47098024), (48, 41210771), (51, 38786608), (56, 35323518), (68, 29089956), (84, 23549012), (102, 19393304), (112, 17661759), (119, 16622832), (136, 14544978), (168, 11774506), (204, 9696652), (238, 8311416), (272, 7272489), (336, 5887253), (357, 5540944), (408, 4848326), (476, 4155708), (714, 2770472), (816, 2424163), (952, 2077854), (1428, 1385236), (1904, 1038927), (2856, 692618), (5712, 346309)]