20153172960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13995259}}^1$

素因数の和:13995280

約数の個数: 72

約数和(自身を含む): 68772707640

約数和(自身を除く): 48619534680

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, 13995259, 27990518, 41985777, 55981036, 69976295, 83971554, 111962072, 125957331, 139952590, 167943108, 209928885, 223924144, 251914662, 279905180, 335886216, 419857770, 447848288, 503829324, 559810360, 629786655, 671772432, 839715540, 1007658648, 1119620720, 1259573310, 1343544864, 1679431080, 2015317296, 2239241440, 2519146620, 3358862160, 4030634592, 5038293240, 6717724320, 10076586480, 20153172960]

約数ペア:

[(1, 20153172960), (2, 10076586480), (3, 6717724320), (4, 5038293240), (5, 4030634592), (6, 3358862160), (8, 2519146620), (9, 2239241440), (10, 2015317296), (12, 1679431080), (15, 1343544864), (16, 1259573310), (18, 1119620720), (20, 1007658648), (24, 839715540), (30, 671772432), (32, 629786655), (36, 559810360), (40, 503829324), (45, 447848288), (48, 419857770), (60, 335886216), (72, 279905180), (80, 251914662), (90, 223924144), (96, 209928885), (120, 167943108), (144, 139952590), (160, 125957331), (180, 111962072), (240, 83971554), (288, 69976295), (360, 55981036), (480, 41985777), (720, 27990518), (1440, 13995259)]