215979000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{71993}}^1$

素因数の和:72017

約数の個数: 64

約数和(自身を含む): 673863840

約数和(自身を除く): 457884840

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, 1500, 3000, 71993, 143986, 215979, 287972, 359965, 431958, 575944, 719930, 863916, 1079895, 1439860, 1727832, 1799825, 2159790, 2879720, 3599650, 4319580, 5399475, 7199300, 8639160, 8999125, 10798950, 14398600, 17998250, 21597900, 26997375, 35996500, 43195800, 53994750, 71993000, 107989500, 215979000]

約数ペア:

[(1, 215979000), (2, 107989500), (3, 71993000), (4, 53994750), (5, 43195800), (6, 35996500), (8, 26997375), (10, 21597900), (12, 17998250), (15, 14398600), (20, 10798950), (24, 8999125), (25, 8639160), (30, 7199300), (40, 5399475), (50, 4319580), (60, 3599650), (75, 2879720), (100, 2159790), (120, 1799825), (125, 1727832), (150, 1439860), (200, 1079895), (250, 863916), (300, 719930), (375, 575944), (500, 431958), (600, 359965), (750, 287972), (1000, 215979), (1500, 143986), (3000, 71993)]