3981000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{1327}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 12430080

約数和(自身を除く): 8449080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1327, 1500, 2654, 3000, 3981, 5308, 6635, 7962, 10616, 13270, 15924, 19905, 26540, 31848, 33175, 39810, 53080, 66350, 79620, 99525, 132700, 159240, 165875, 199050, 265400, 331750, 398100, 497625, 663500, 796200, 995250, 1327000, 1990500, 3981000]

約数ペア:

[(1, 3981000), (2, 1990500), (3, 1327000), (4, 995250), (5, 796200), (6, 663500), (8, 497625), (10, 398100), (12, 331750), (15, 265400), (20, 199050), (24, 165875), (25, 159240), (30, 132700), (40, 99525), (50, 79620), (60, 66350), (75, 53080), (100, 39810), (120, 33175), (125, 31848), (150, 26540), (200, 19905), (250, 15924), (300, 13270), (375, 10616), (500, 7962), (600, 6635), (750, 5308), (1000, 3981), (1327, 3000), (1500, 2654)]