31686000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{5281}}^1$

素因数の和:5307

約数の個数: 80

約数和(自身を含む): 102175008

約数和(自身を除く): 70489008

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, 5281, 6000, 10562, 15843, 21124, 26405, 31686, 42248, 52810, 63372, 79215, 84496, 105620, 126744, 132025, 158430, 211240, 253488, 264050, 316860, 396075, 422480, 528100, 633720, 660125, 792150, 1056200, 1267440, 1320250, 1584300, 1980375, 2112400, 2640500, 3168600, 3960750, 5281000, 6337200, 7921500, 10562000, 15843000, 31686000]

約数ペア:

[(1, 31686000), (2, 15843000), (3, 10562000), (4, 7921500), (5, 6337200), (6, 5281000), (8, 3960750), (10, 3168600), (12, 2640500), (15, 2112400), (16, 1980375), (20, 1584300), (24, 1320250), (25, 1267440), (30, 1056200), (40, 792150), (48, 660125), (50, 633720), (60, 528100), (75, 422480), (80, 396075), (100, 316860), (120, 264050), (125, 253488), (150, 211240), (200, 158430), (240, 132025), (250, 126744), (300, 105620), (375, 84496), (400, 79215), (500, 63372), (600, 52810), (750, 42248), (1000, 31686), (1200, 26405), (1500, 21124), (2000, 15843), (3000, 10562), (5281, 6000)]