31114800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 240

約数和(自身を含む): 115012480

約数和(自身を除く): 83897680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 43, 45, 48, 50, 54, 60, 67, 72, 75, 80, 86, 90, 100, 108, 120, 129, 134, 135, 144, 150, 172, 180, 200, 201, 215, 216, 225, 240, 258, 268, 270, 300, 335, 344, 360, 387, 400, 402, 430, 432, 450, 516, 536, 540, 600, 603, 645, 670, 675, 688, 720, 774, 804, 860, 900, 1005, 1032, 1072, 1075, 1080, 1161, 1200, 1206, 1290, 1340, 1350, 1548, 1608, 1675, 1720, 1800, 1809, 1935, 2010, 2064, 2150, 2160, 2322, 2412, 2580, 2680, 2700, 2881, 3015, 3096, 3216, 3225, 3350, 3440, 3600, 3618, 3870, 4020, 4300, 4644, 4824, 5025, 5160, 5360, 5400, 5762, 5805, 6030, 6192, 6450, 6700, 7236, 7740, 8040, 8600, 8643, 9045, 9288, 9648, 9675, 10050, 10320, 10800, 11524, 11610, 12060, 12900, 13400, 14405, 14472, 15075, 15480, 16080, 17200, 17286, 18090, 18576, 19350, 20100, 23048, 23220, 24120, 25800, 25929, 26800, 28810, 28944, 29025, 30150, 30960, 34572, 36180, 38700, 40200, 43215, 45225, 46096, 46440, 48240, 51600, 51858, 57620, 58050, 60300, 69144, 72025, 72360, 77400, 77787, 80400, 86430, 90450, 92880, 103716, 115240, 116100, 120600, 129645, 138288, 144050, 144720, 154800, 155574, 172860, 180900, 207432, 216075, 230480, 232200, 241200, 259290, 288100, 311148, 345720, 361800, 388935, 414864, 432150, 464400, 518580, 576200, 622296, 648225, 691440, 723600, 777870, 864300, 1037160, 1152400, 1244592, 1296450, 1555740, 1728600, 1944675, 2074320, 2592900, 3111480, 3457200, 3889350, 5185800, 6222960, 7778700, 10371600, 15557400, 31114800]

約数ペア:

[(1, 31114800), (2, 15557400), (3, 10371600), (4, 7778700), (5, 6222960), (6, 5185800), (8, 3889350), (9, 3457200), (10, 3111480), (12, 2592900), (15, 2074320), (16, 1944675), (18, 1728600), (20, 1555740), (24, 1296450), (25, 1244592), (27, 1152400), (30, 1037160), (36, 864300), (40, 777870), (43, 723600), (45, 691440), (48, 648225), (50, 622296), (54, 576200), (60, 518580), (67, 464400), (72, 432150), (75, 414864), (80, 388935), (86, 361800), (90, 345720), (100, 311148), (108, 288100), (120, 259290), (129, 241200), (134, 232200), (135, 230480), (144, 216075), (150, 207432), (172, 180900), (180, 172860), (200, 155574), (201, 154800), (215, 144720), (216, 144050), (225, 138288), (240, 129645), (258, 120600), (268, 116100), (270, 115240), (300, 103716), (335, 92880), (344, 90450), (360, 86430), (387, 80400), (400, 77787), (402, 77400), (430, 72360), (432, 72025), (450, 69144), (516, 60300), (536, 58050), (540, 57620), (600, 51858), (603, 51600), (645, 48240), (670, 46440), (675, 46096), (688, 45225), (720, 43215), (774, 40200), (804, 38700), (860, 36180), (900, 34572), (1005, 30960), (1032, 30150), (1072, 29025), (1075, 28944), (1080, 28810), (1161, 26800), (1200, 25929), (1206, 25800), (1290, 24120), (1340, 23220), (1350, 23048), (1548, 20100), (1608, 19350), (1675, 18576), (1720, 18090), (1800, 17286), (1809, 17200), (1935, 16080), (2010, 15480), (2064, 15075), (2150, 14472), (2160, 14405), (2322, 13400), (2412, 12900), (2580, 12060), (2680, 11610), (2700, 11524), (2881, 10800), (3015, 10320), (3096, 10050), (3216, 9675), (3225, 9648), (3350, 9288), (3440, 9045), (3600, 8643), (3618, 8600), (3870, 8040), (4020, 7740), (4300, 7236), (4644, 6700), (4824, 6450), (5025, 6192), (5160, 6030), (5360, 5805), (5400, 5762)]