20724000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 74535552

約数和(自身を除く): 53811552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 96, 100, 110, 120, 125, 132, 150, 157, 160, 165, 176, 200, 220, 240, 250, 264, 275, 300, 314, 330, 352, 375, 400, 440, 471, 480, 500, 528, 550, 600, 628, 660, 750, 785, 800, 825, 880, 942, 1000, 1056, 1100, 1200, 1256, 1320, 1375, 1500, 1570, 1650, 1727, 1760, 1884, 2000, 2200, 2355, 2400, 2512, 2640, 2750, 3000, 3140, 3300, 3454, 3768, 3925, 4000, 4125, 4400, 4710, 5024, 5181, 5280, 5500, 6000, 6280, 6600, 6908, 7536, 7850, 8250, 8635, 8800, 9420, 10362, 11000, 11775, 12000, 12560, 13200, 13816, 15072, 15700, 16500, 17270, 18840, 19625, 20724, 22000, 23550, 25120, 25905, 26400, 27632, 31400, 33000, 34540, 37680, 39250, 41448, 43175, 44000, 47100, 51810, 55264, 58875, 62800, 66000, 69080, 75360, 78500, 82896, 86350, 94200, 103620, 117750, 125600, 129525, 132000, 138160, 157000, 165792, 172700, 188400, 207240, 215875, 235500, 259050, 276320, 314000, 345400, 376800, 414480, 431750, 471000, 518100, 628000, 647625, 690800, 828960, 863500, 942000, 1036200, 1295250, 1381600, 1727000, 1884000, 2072400, 2590500, 3454000, 4144800, 5181000, 6908000, 10362000, 20724000]

約数ペア:

[(1, 20724000), (2, 10362000), (3, 6908000), (4, 5181000), (5, 4144800), (6, 3454000), (8, 2590500), (10, 2072400), (11, 1884000), (12, 1727000), (15, 1381600), (16, 1295250), (20, 1036200), (22, 942000), (24, 863500), (25, 828960), (30, 690800), (32, 647625), (33, 628000), (40, 518100), (44, 471000), (48, 431750), (50, 414480), (55, 376800), (60, 345400), (66, 314000), (75, 276320), (80, 259050), (88, 235500), (96, 215875), (100, 207240), (110, 188400), (120, 172700), (125, 165792), (132, 157000), (150, 138160), (157, 132000), (160, 129525), (165, 125600), (176, 117750), (200, 103620), (220, 94200), (240, 86350), (250, 82896), (264, 78500), (275, 75360), (300, 69080), (314, 66000), (330, 62800), (352, 58875), (375, 55264), (400, 51810), (440, 47100), (471, 44000), (480, 43175), (500, 41448), (528, 39250), (550, 37680), (600, 34540), (628, 33000), (660, 31400), (750, 27632), (785, 26400), (800, 25905), (825, 25120), (880, 23550), (942, 22000), (1000, 20724), (1056, 19625), (1100, 18840), (1200, 17270), (1256, 16500), (1320, 15700), (1375, 15072), (1500, 13816), (1570, 13200), (1650, 12560), (1727, 12000), (1760, 11775), (1884, 11000), (2000, 10362), (2200, 9420), (2355, 8800), (2400, 8635), (2512, 8250), (2640, 7850), (2750, 7536), (3000, 6908), (3140, 6600), (3300, 6280), (3454, 6000), (3768, 5500), (3925, 5280), (4000, 5181), (4125, 5024), (4400, 4710)]