210966560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:479

約数の個数: 144

約数和(自身を含む): 589498560

約数和(自身を除く): 378532000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 355, 379, 392, 490, 497, 560, 568, 710, 758, 784, 980, 994, 1120, 1136, 1420, 1516, 1568, 1895, 1960, 1988, 2272, 2485, 2653, 2840, 3032, 3479, 3790, 3920, 3976, 4970, 5306, 5680, 6064, 6958, 7580, 7840, 7952, 9940, 10612, 11360, 12128, 13265, 13916, 15160, 15904, 17395, 18571, 19880, 21224, 26530, 26909, 27832, 30320, 34790, 37142, 39760, 42448, 53060, 53818, 55664, 60640, 69580, 74284, 79520, 84896, 92855, 106120, 107636, 111328, 134545, 139160, 148568, 185710, 188363, 212240, 215272, 269090, 278320, 297136, 371420, 376726, 424480, 430544, 538180, 556640, 594272, 742840, 753452, 861088, 941815, 1076360, 1318541, 1485680, 1506904, 1883630, 2152720, 2637082, 2971360, 3013808, 3767260, 4305440, 5274164, 6027616, 6592705, 7534520, 10548328, 13185410, 15069040, 21096656, 26370820, 30138080, 42193312, 52741640, 105483280, 210966560]

約数ペア:

[(1, 210966560), (2, 105483280), (4, 52741640), (5, 42193312), (7, 30138080), (8, 26370820), (10, 21096656), (14, 15069040), (16, 13185410), (20, 10548328), (28, 7534520), (32, 6592705), (35, 6027616), (40, 5274164), (49, 4305440), (56, 3767260), (70, 3013808), (71, 2971360), (80, 2637082), (98, 2152720), (112, 1883630), (140, 1506904), (142, 1485680), (160, 1318541), (196, 1076360), (224, 941815), (245, 861088), (280, 753452), (284, 742840), (355, 594272), (379, 556640), (392, 538180), (490, 430544), (497, 424480), (560, 376726), (568, 371420), (710, 297136), (758, 278320), (784, 269090), (980, 215272), (994, 212240), (1120, 188363), (1136, 185710), (1420, 148568), (1516, 139160), (1568, 134545), (1895, 111328), (1960, 107636), (1988, 106120), (2272, 92855), (2485, 84896), (2653, 79520), (2840, 74284), (3032, 69580), (3479, 60640), (3790, 55664), (3920, 53818), (3976, 53060), (4970, 42448), (5306, 39760), (5680, 37142), (6064, 34790), (6958, 30320), (7580, 27832), (7840, 26909), (7952, 26530), (9940, 21224), (10612, 19880), (11360, 18571), (12128, 17395), (13265, 15904), (13916, 15160)]