811966360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 1973548800

約数和(自身を除く): 1161582440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 53, 58, 94, 106, 116, 145, 188, 212, 232, 235, 265, 281, 290, 376, 424, 470, 530, 562, 580, 940, 1060, 1124, 1160, 1363, 1405, 1537, 1880, 2120, 2248, 2491, 2726, 2810, 3074, 4982, 5452, 5620, 6148, 6815, 7685, 8149, 9964, 10904, 11240, 12296, 12455, 13207, 13630, 14893, 15370, 16298, 19928, 24910, 26414, 27260, 29786, 30740, 32596, 40745, 49820, 52828, 54520, 59572, 61480, 65192, 66035, 72239, 74465, 81490, 99640, 105656, 119144, 132070, 144478, 148930, 162980, 264140, 288956, 297860, 325960, 361195, 383003, 431897, 528280, 577912, 595720, 699971, 722390, 766006, 863794, 1399942, 1444780, 1532012, 1727588, 1915015, 2159485, 2799884, 2889560, 3064024, 3455176, 3499855, 3830030, 4318970, 5599768, 6999710, 7660060, 8637940, 13999420, 15320120, 17275880, 20299159, 27998840, 40598318, 81196636, 101495795, 162393272, 202991590, 405983180, 811966360]

約数ペア:

[(1, 811966360), (2, 405983180), (4, 202991590), (5, 162393272), (8, 101495795), (10, 81196636), (20, 40598318), (29, 27998840), (40, 20299159), (47, 17275880), (53, 15320120), (58, 13999420), (94, 8637940), (106, 7660060), (116, 6999710), (145, 5599768), (188, 4318970), (212, 3830030), (232, 3499855), (235, 3455176), (265, 3064024), (281, 2889560), (290, 2799884), (376, 2159485), (424, 1915015), (470, 1727588), (530, 1532012), (562, 1444780), (580, 1399942), (940, 863794), (1060, 766006), (1124, 722390), (1160, 699971), (1363, 595720), (1405, 577912), (1537, 528280), (1880, 431897), (2120, 383003), (2248, 361195), (2491, 325960), (2726, 297860), (2810, 288956), (3074, 264140), (4982, 162980), (5452, 148930), (5620, 144478), (6148, 132070), (6815, 119144), (7685, 105656), (8149, 99640), (9964, 81490), (10904, 74465), (11240, 72239), (12296, 66035), (12455, 65192), (13207, 61480), (13630, 59572), (14893, 54520), (15370, 52828), (16298, 49820), (19928, 40745), (24910, 32596), (26414, 30740), (27260, 29786)]