31457100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 97993728

約数和(自身を除く): 66536628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 47, 50, 60, 69, 75, 92, 94, 97, 100, 115, 138, 141, 150, 188, 194, 230, 235, 276, 282, 291, 300, 345, 388, 460, 470, 485, 564, 575, 582, 690, 705, 940, 970, 1081, 1150, 1164, 1175, 1380, 1410, 1455, 1725, 1940, 2162, 2231, 2300, 2350, 2425, 2820, 2910, 3243, 3450, 3525, 4324, 4462, 4559, 4700, 4850, 5405, 5820, 6486, 6693, 6900, 7050, 7275, 8924, 9118, 9700, 10810, 11155, 12972, 13386, 13677, 14100, 14550, 16215, 18236, 21620, 22310, 22795, 26772, 27025, 27354, 29100, 32430, 33465, 44620, 45590, 54050, 54708, 55775, 64860, 66930, 68385, 81075, 91180, 104857, 108100, 111550, 113975, 133860, 136770, 162150, 167325, 209714, 223100, 227950, 273540, 314571, 324300, 334650, 341925, 419428, 455900, 524285, 629142, 669300, 683850, 1048570, 1258284, 1367700, 1572855, 2097140, 2621425, 3145710, 5242850, 6291420, 7864275, 10485700, 15728550, 31457100]

約数ペア:

[(1, 31457100), (2, 15728550), (3, 10485700), (4, 7864275), (5, 6291420), (6, 5242850), (10, 3145710), (12, 2621425), (15, 2097140), (20, 1572855), (23, 1367700), (25, 1258284), (30, 1048570), (46, 683850), (47, 669300), (50, 629142), (60, 524285), (69, 455900), (75, 419428), (92, 341925), (94, 334650), (97, 324300), (100, 314571), (115, 273540), (138, 227950), (141, 223100), (150, 209714), (188, 167325), (194, 162150), (230, 136770), (235, 133860), (276, 113975), (282, 111550), (291, 108100), (300, 104857), (345, 91180), (388, 81075), (460, 68385), (470, 66930), (485, 64860), (564, 55775), (575, 54708), (582, 54050), (690, 45590), (705, 44620), (940, 33465), (970, 32430), (1081, 29100), (1150, 27354), (1164, 27025), (1175, 26772), (1380, 22795), (1410, 22310), (1455, 21620), (1725, 18236), (1940, 16215), (2162, 14550), (2231, 14100), (2300, 13677), (2350, 13386), (2425, 12972), (2820, 11155), (2910, 10810), (3243, 9700), (3450, 9118), (3525, 8924), (4324, 7275), (4462, 7050), (4559, 6900), (4700, 6693), (4850, 6486), (5405, 5820)]