225717520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:909

約数の個数: 120

約数和(自身を含む): 619835328

約数和(自身を除く): 394117808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 560, 568, 710, 784, 811, 980, 994, 1136, 1420, 1622, 1960, 1988, 2485, 2840, 3244, 3479, 3920, 3976, 4055, 4970, 5677, 5680, 6488, 6958, 7952, 8110, 9940, 11354, 12976, 13916, 16220, 17395, 19880, 22708, 27832, 28385, 32440, 34790, 39739, 39760, 45416, 55664, 56770, 57581, 64880, 69580, 79478, 90832, 113540, 115162, 139160, 158956, 198695, 227080, 230324, 278320, 287905, 317912, 397390, 403067, 454160, 460648, 575810, 635824, 794780, 806134, 921296, 1151620, 1589560, 1612268, 2015335, 2303240, 2821469, 3179120, 3224536, 4030670, 4606480, 5642938, 6449072, 8061340, 11285876, 14107345, 16122680, 22571752, 28214690, 32245360, 45143504, 56429380, 112858760, 225717520]

約数ペア:

[(1, 225717520), (2, 112858760), (4, 56429380), (5, 45143504), (7, 32245360), (8, 28214690), (10, 22571752), (14, 16122680), (16, 14107345), (20, 11285876), (28, 8061340), (35, 6449072), (40, 5642938), (49, 4606480), (56, 4030670), (70, 3224536), (71, 3179120), (80, 2821469), (98, 2303240), (112, 2015335), (140, 1612268), (142, 1589560), (196, 1151620), (245, 921296), (280, 806134), (284, 794780), (355, 635824), (392, 575810), (490, 460648), (497, 454160), (560, 403067), (568, 397390), (710, 317912), (784, 287905), (811, 278320), (980, 230324), (994, 227080), (1136, 198695), (1420, 158956), (1622, 139160), (1960, 115162), (1988, 113540), (2485, 90832), (2840, 79478), (3244, 69580), (3479, 64880), (3920, 57581), (3976, 56770), (4055, 55664), (4970, 45416), (5677, 39760), (5680, 39739), (6488, 34790), (6958, 32440), (7952, 28385), (8110, 27832), (9940, 22708), (11354, 19880), (12976, 17395), (13916, 16220)]