1225242720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21817}}^1$

素因数の和:21854

約数の個数: 192

約数和(自身を含む): 4618434240

約数和(自身を除く): 3393191520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 21817, 28080, 43634, 56160, 65451, 87268, 109085, 130902, 174536, 196353, 218170, 261804, 283621, 327255, 349072, 392706, 436340, 523608, 567242, 589059, 654510, 698144, 785412, 850863, 872680, 981765, 1047216, 1134484, 1178118, 1309020, 1418105, 1570824, 1701726, 1745360, 1963530, 2094432, 2268968, 2356236, 2552589, 2618040, 2836210, 2945295, 3141648, 3403452, 3490720, 3927060, 4254315, 4537936, 4712472, 5105178, 5236080, 5672420, 5890590, 6283296, 6806904, 7657767, 7854120, 8508630, 9075872, 9424944, 10210356, 10472160, 11344840, 11781180, 12762945, 13613808, 15315534, 15708240, 17017260, 18849888, 20420712, 22689680, 23562360, 25525890, 27227616, 30631068, 31416480, 34034520, 38288835, 40841424, 45379360, 47124720, 51051780, 61262136, 68069040, 76577670, 81682848, 94249440, 102103560, 122524272, 136138080, 153155340, 204207120, 245048544, 306310680, 408414240, 612621360, 1225242720]

約数ペア:

[(1, 1225242720), (2, 612621360), (3, 408414240), (4, 306310680), (5, 245048544), (6, 204207120), (8, 153155340), (9, 136138080), (10, 122524272), (12, 102103560), (13, 94249440), (15, 81682848), (16, 76577670), (18, 68069040), (20, 61262136), (24, 51051780), (26, 47124720), (27, 45379360), (30, 40841424), (32, 38288835), (36, 34034520), (39, 31416480), (40, 30631068), (45, 27227616), (48, 25525890), (52, 23562360), (54, 22689680), (60, 20420712), (65, 18849888), (72, 17017260), (78, 15708240), (80, 15315534), (90, 13613808), (96, 12762945), (104, 11781180), (108, 11344840), (117, 10472160), (120, 10210356), (130, 9424944), (135, 9075872), (144, 8508630), (156, 7854120), (160, 7657767), (180, 6806904), (195, 6283296), (208, 5890590), (216, 5672420), (234, 5236080), (240, 5105178), (260, 4712472), (270, 4537936), (288, 4254315), (312, 3927060), (351, 3490720), (360, 3403452), (390, 3141648), (416, 2945295), (432, 2836210), (468, 2618040), (480, 2552589), (520, 2356236), (540, 2268968), (585, 2094432), (624, 1963530), (702, 1745360), (720, 1701726), (780, 1570824), (864, 1418105), (936, 1309020), (1040, 1178118), (1080, 1134484), (1170, 1047216), (1248, 981765), (1404, 872680), (1440, 850863), (1560, 785412), (1755, 698144), (1872, 654510), (2080, 589059), (2160, 567242), (2340, 523608), (2808, 436340), (3120, 392706), (3510, 349072), (3744, 327255), (4320, 283621), (4680, 261804), (5616, 218170), (6240, 196353), (7020, 174536), (9360, 130902), (11232, 109085), (14040, 87268), (18720, 65451), (21817, 56160), (28080, 43634)]