31218000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 240

約数和(自身を含む): 113201088

約数和(自身を除く): 81983088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 43, 44, 48, 50, 55, 60, 66, 75, 80, 86, 88, 100, 110, 120, 121, 125, 129, 132, 150, 165, 172, 176, 200, 215, 220, 240, 242, 250, 258, 264, 275, 300, 330, 344, 363, 375, 400, 430, 440, 473, 484, 500, 516, 528, 550, 600, 605, 645, 660, 688, 726, 750, 825, 860, 880, 946, 968, 1000, 1032, 1075, 1100, 1200, 1210, 1290, 1320, 1375, 1419, 1452, 1500, 1650, 1720, 1815, 1892, 1936, 2000, 2064, 2150, 2200, 2365, 2420, 2580, 2640, 2750, 2838, 2904, 3000, 3025, 3225, 3300, 3440, 3630, 3784, 4125, 4300, 4400, 4730, 4840, 5160, 5203, 5375, 5500, 5676, 5808, 6000, 6050, 6450, 6600, 7095, 7260, 7568, 8250, 8600, 9075, 9460, 9680, 10320, 10406, 10750, 11000, 11352, 11825, 12100, 12900, 13200, 14190, 14520, 15125, 15609, 16125, 16500, 17200, 18150, 18920, 20812, 21500, 22000, 22704, 23650, 24200, 25800, 26015, 28380, 29040, 30250, 31218, 32250, 33000, 35475, 36300, 37840, 41624, 43000, 45375, 47300, 48400, 51600, 52030, 56760, 59125, 60500, 62436, 64500, 66000, 70950, 72600, 78045, 83248, 86000, 90750, 94600, 104060, 113520, 118250, 121000, 124872, 129000, 130075, 141900, 145200, 156090, 177375, 181500, 189200, 208120, 236500, 242000, 249744, 258000, 260150, 283800, 312180, 354750, 363000, 390225, 416240, 473000, 520300, 567600, 624360, 650375, 709500, 726000, 780450, 946000, 1040600, 1248720, 1300750, 1419000, 1560900, 1951125, 2081200, 2601500, 2838000, 3121800, 3902250, 5203000, 6243600, 7804500, 10406000, 15609000, 31218000]

約数ペア:

[(1, 31218000), (2, 15609000), (3, 10406000), (4, 7804500), (5, 6243600), (6, 5203000), (8, 3902250), (10, 3121800), (11, 2838000), (12, 2601500), (15, 2081200), (16, 1951125), (20, 1560900), (22, 1419000), (24, 1300750), (25, 1248720), (30, 1040600), (33, 946000), (40, 780450), (43, 726000), (44, 709500), (48, 650375), (50, 624360), (55, 567600), (60, 520300), (66, 473000), (75, 416240), (80, 390225), (86, 363000), (88, 354750), (100, 312180), (110, 283800), (120, 260150), (121, 258000), (125, 249744), (129, 242000), (132, 236500), (150, 208120), (165, 189200), (172, 181500), (176, 177375), (200, 156090), (215, 145200), (220, 141900), (240, 130075), (242, 129000), (250, 124872), (258, 121000), (264, 118250), (275, 113520), (300, 104060), (330, 94600), (344, 90750), (363, 86000), (375, 83248), (400, 78045), (430, 72600), (440, 70950), (473, 66000), (484, 64500), (500, 62436), (516, 60500), (528, 59125), (550, 56760), (600, 52030), (605, 51600), (645, 48400), (660, 47300), (688, 45375), (726, 43000), (750, 41624), (825, 37840), (860, 36300), (880, 35475), (946, 33000), (968, 32250), (1000, 31218), (1032, 30250), (1075, 29040), (1100, 28380), (1200, 26015), (1210, 25800), (1290, 24200), (1320, 23650), (1375, 22704), (1419, 22000), (1452, 21500), (1500, 20812), (1650, 18920), (1720, 18150), (1815, 17200), (1892, 16500), (1936, 16125), (2000, 15609), (2064, 15125), (2150, 14520), (2200, 14190), (2365, 13200), (2420, 12900), (2580, 12100), (2640, 11825), (2750, 11352), (2838, 11000), (2904, 10750), (3000, 10406), (3025, 10320), (3225, 9680), (3300, 9460), (3440, 9075), (3630, 8600), (3784, 8250), (4125, 7568), (4300, 7260), (4400, 7095), (4730, 6600), (4840, 6450), (5160, 6050), (5203, 6000), (5375, 5808), (5500, 5676)]