7420500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 25041744

約数和(自身を除く): 17621244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 97, 100, 102, 125, 150, 153, 170, 180, 194, 204, 225, 250, 255, 291, 300, 306, 340, 375, 388, 425, 450, 485, 500, 510, 582, 612, 750, 765, 850, 873, 900, 970, 1020, 1125, 1164, 1275, 1455, 1500, 1530, 1649, 1700, 1746, 1940, 2125, 2250, 2425, 2550, 2910, 3060, 3298, 3492, 3825, 4250, 4365, 4500, 4850, 4947, 5100, 5820, 6375, 6596, 7275, 7650, 8245, 8500, 8730, 9700, 9894, 12125, 12750, 14550, 14841, 15300, 16490, 17460, 19125, 19788, 21825, 24250, 24735, 25500, 29100, 29682, 32980, 36375, 38250, 41225, 43650, 48500, 49470, 59364, 72750, 74205, 76500, 82450, 87300, 98940, 109125, 123675, 145500, 148410, 164900, 206125, 218250, 247350, 296820, 371025, 412250, 436500, 494700, 618375, 742050, 824500, 1236750, 1484100, 1855125, 2473500, 3710250, 7420500]

約数ペア:

[(1, 7420500), (2, 3710250), (3, 2473500), (4, 1855125), (5, 1484100), (6, 1236750), (9, 824500), (10, 742050), (12, 618375), (15, 494700), (17, 436500), (18, 412250), (20, 371025), (25, 296820), (30, 247350), (34, 218250), (36, 206125), (45, 164900), (50, 148410), (51, 145500), (60, 123675), (68, 109125), (75, 98940), (85, 87300), (90, 82450), (97, 76500), (100, 74205), (102, 72750), (125, 59364), (150, 49470), (153, 48500), (170, 43650), (180, 41225), (194, 38250), (204, 36375), (225, 32980), (250, 29682), (255, 29100), (291, 25500), (300, 24735), (306, 24250), (340, 21825), (375, 19788), (388, 19125), (425, 17460), (450, 16490), (485, 15300), (500, 14841), (510, 14550), (582, 12750), (612, 12125), (750, 9894), (765, 9700), (850, 8730), (873, 8500), (900, 8245), (970, 7650), (1020, 7275), (1125, 6596), (1164, 6375), (1275, 5820), (1455, 5100), (1500, 4947), (1530, 4850), (1649, 4500), (1700, 4365), (1746, 4250), (1940, 3825), (2125, 3492), (2250, 3298), (2425, 3060), (2550, 2910)]