1253725920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{870643}}^1$

素因数の和:870664

約数の個数: 72

約数和(自身を含む): 4278344616

約数和(自身を除く): 3024618696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 870643, 1741286, 2611929, 3482572, 4353215, 5223858, 6965144, 7835787, 8706430, 10447716, 13059645, 13930288, 15671574, 17412860, 20895432, 26119290, 27860576, 31343148, 34825720, 39178935, 41790864, 52238580, 62686296, 69651440, 78357870, 83581728, 104477160, 125372592, 139302880, 156715740, 208954320, 250745184, 313431480, 417908640, 626862960, 1253725920]

約数ペア:

[(1, 1253725920), (2, 626862960), (3, 417908640), (4, 313431480), (5, 250745184), (6, 208954320), (8, 156715740), (9, 139302880), (10, 125372592), (12, 104477160), (15, 83581728), (16, 78357870), (18, 69651440), (20, 62686296), (24, 52238580), (30, 41790864), (32, 39178935), (36, 34825720), (40, 31343148), (45, 27860576), (48, 26119290), (60, 20895432), (72, 17412860), (80, 15671574), (90, 13930288), (96, 13059645), (120, 10447716), (144, 8706430), (160, 7835787), (180, 6965144), (240, 5223858), (288, 4353215), (360, 3482572), (480, 2611929), (720, 1741286), (1440, 870643)]