149561580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20947}}^1$

素因数の和:20983

約数の個数: 96

約数和(自身を含む): 506774016

約数和(自身を除く): 357212436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 20947, 41894, 62841, 83788, 104735, 125682, 146629, 209470, 251364, 293258, 314205, 356099, 418940, 439887, 586516, 628410, 712198, 733145, 879774, 1068297, 1256820, 1424396, 1466290, 1759548, 1780495, 2136594, 2199435, 2492693, 2932580, 3560990, 4273188, 4398870, 4985386, 5341485, 7121980, 7478079, 8797740, 9970772, 10682970, 12463465, 14956158, 21365940, 24926930, 29912316, 37390395, 49853860, 74780790, 149561580]

約数ペア:

[(1, 149561580), (2, 74780790), (3, 49853860), (4, 37390395), (5, 29912316), (6, 24926930), (7, 21365940), (10, 14956158), (12, 12463465), (14, 10682970), (15, 9970772), (17, 8797740), (20, 7478079), (21, 7121980), (28, 5341485), (30, 4985386), (34, 4398870), (35, 4273188), (42, 3560990), (51, 2932580), (60, 2492693), (68, 2199435), (70, 2136594), (84, 1780495), (85, 1759548), (102, 1466290), (105, 1424396), (119, 1256820), (140, 1068297), (170, 879774), (204, 733145), (210, 712198), (238, 628410), (255, 586516), (340, 439887), (357, 418940), (420, 356099), (476, 314205), (510, 293258), (595, 251364), (714, 209470), (1020, 146629), (1190, 125682), (1428, 104735), (1785, 83788), (2380, 62841), (3570, 41894), (7140, 20947)]