28479000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 97044480

約数和(自身を除く): 68565480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 125, 132, 150, 165, 200, 220, 250, 264, 275, 300, 330, 375, 440, 500, 550, 600, 660, 750, 825, 863, 1000, 1100, 1320, 1375, 1500, 1650, 1726, 2200, 2589, 2750, 3000, 3300, 3452, 4125, 4315, 5178, 5500, 6600, 6904, 8250, 8630, 9493, 10356, 11000, 12945, 16500, 17260, 18986, 20712, 21575, 25890, 28479, 33000, 34520, 37972, 43150, 47465, 51780, 56958, 64725, 75944, 86300, 94930, 103560, 107875, 113916, 129450, 142395, 172600, 189860, 215750, 227832, 237325, 258900, 284790, 323625, 379720, 431500, 474650, 517800, 569580, 647250, 711975, 863000, 949300, 1139160, 1186625, 1294500, 1423950, 1898600, 2373250, 2589000, 2847900, 3559875, 4746500, 5695800, 7119750, 9493000, 14239500, 28479000]

約数ペア:

[(1, 28479000), (2, 14239500), (3, 9493000), (4, 7119750), (5, 5695800), (6, 4746500), (8, 3559875), (10, 2847900), (11, 2589000), (12, 2373250), (15, 1898600), (20, 1423950), (22, 1294500), (24, 1186625), (25, 1139160), (30, 949300), (33, 863000), (40, 711975), (44, 647250), (50, 569580), (55, 517800), (60, 474650), (66, 431500), (75, 379720), (88, 323625), (100, 284790), (110, 258900), (120, 237325), (125, 227832), (132, 215750), (150, 189860), (165, 172600), (200, 142395), (220, 129450), (250, 113916), (264, 107875), (275, 103560), (300, 94930), (330, 86300), (375, 75944), (440, 64725), (500, 56958), (550, 51780), (600, 47465), (660, 43150), (750, 37972), (825, 34520), (863, 33000), (1000, 28479), (1100, 25890), (1320, 21575), (1375, 20712), (1500, 18986), (1650, 17260), (1726, 16500), (2200, 12945), (2589, 11000), (2750, 10356), (3000, 9493), (3300, 8630), (3452, 8250), (4125, 6904), (4315, 6600), (5178, 5500)]