128958000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{21493}}^1$

素因数の和:21519

約数の個数: 80

約数和(自身を含む): 415779936

約数和(自身を除く): 286821936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 6000, 21493, 42986, 64479, 85972, 107465, 128958, 171944, 214930, 257916, 322395, 343888, 429860, 515832, 537325, 644790, 859720, 1031664, 1074650, 1289580, 1611975, 1719440, 2149300, 2579160, 2686625, 3223950, 4298600, 5158320, 5373250, 6447900, 8059875, 8597200, 10746500, 12895800, 16119750, 21493000, 25791600, 32239500, 42986000, 64479000, 128958000]

約数ペア:

[(1, 128958000), (2, 64479000), (3, 42986000), (4, 32239500), (5, 25791600), (6, 21493000), (8, 16119750), (10, 12895800), (12, 10746500), (15, 8597200), (16, 8059875), (20, 6447900), (24, 5373250), (25, 5158320), (30, 4298600), (40, 3223950), (48, 2686625), (50, 2579160), (60, 2149300), (75, 1719440), (80, 1611975), (100, 1289580), (120, 1074650), (125, 1031664), (150, 859720), (200, 644790), (240, 537325), (250, 515832), (300, 429860), (375, 343888), (400, 322395), (500, 257916), (600, 214930), (750, 171944), (1000, 128958), (1200, 107465), (1500, 85972), (2000, 64479), (3000, 42986), (6000, 21493)]