1309500

素因数分解:

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

素因数の和:125

約数の個数: 96

約数和(自身を含む): 4280640

約数和(自身を除く): 2971140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 97, 100, 108, 125, 135, 150, 180, 194, 225, 250, 270, 291, 300, 375, 388, 450, 485, 500, 540, 582, 675, 750, 873, 900, 970, 1125, 1164, 1350, 1455, 1500, 1746, 1940, 2250, 2425, 2619, 2700, 2910, 3375, 3492, 4365, 4500, 4850, 5238, 5820, 6750, 7275, 8730, 9700, 10476, 12125, 13095, 13500, 14550, 17460, 21825, 24250, 26190, 29100, 36375, 43650, 48500, 52380, 65475, 72750, 87300, 109125, 130950, 145500, 218250, 261900, 327375, 436500, 654750, 1309500]

約数ペア:

[(1, 1309500), (2, 654750), (3, 436500), (4, 327375), (5, 261900), (6, 218250), (9, 145500), (10, 130950), (12, 109125), (15, 87300), (18, 72750), (20, 65475), (25, 52380), (27, 48500), (30, 43650), (36, 36375), (45, 29100), (50, 26190), (54, 24250), (60, 21825), (75, 17460), (90, 14550), (97, 13500), (100, 13095), (108, 12125), (125, 10476), (135, 9700), (150, 8730), (180, 7275), (194, 6750), (225, 5820), (250, 5238), (270, 4850), (291, 4500), (300, 4365), (375, 3492), (388, 3375), (450, 2910), (485, 2700), (500, 2619), (540, 2425), (582, 2250), (675, 1940), (750, 1746), (873, 1500), (900, 1455), (970, 1350), (1125, 1164)]