641409120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40493}}^1$

素因数の和:40525

約数の個数: 144

約数和(自身を含む): 2387850192

約数和(自身を除く): 1746441072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 40493, 80986, 121479, 161972, 202465, 242958, 323944, 364437, 404930, 445423, 485916, 607395, 647888, 728874, 809860, 890846, 971832, 1214790, 1295776, 1336269, 1457748, 1619720, 1781692, 1822185, 1943664, 2227115, 2429580, 2672538, 2915496, 3239440, 3563384, 3644370, 3887328, 4008807, 4454230, 4859160, 5345076, 5830992, 6478880, 6681345, 7126768, 7288740, 8017614, 8908460, 9718320, 10690152, 11661984, 13362690, 14253536, 14577480, 16035228, 17816920, 19436640, 20044035, 21380304, 26725380, 29154960, 32070456, 35633840, 40088070, 42760608, 53450760, 58309920, 64140912, 71267680, 80176140, 106901520, 128281824, 160352280, 213803040, 320704560, 641409120]

約数ペア:

[(1, 641409120), (2, 320704560), (3, 213803040), (4, 160352280), (5, 128281824), (6, 106901520), (8, 80176140), (9, 71267680), (10, 64140912), (11, 58309920), (12, 53450760), (15, 42760608), (16, 40088070), (18, 35633840), (20, 32070456), (22, 29154960), (24, 26725380), (30, 21380304), (32, 20044035), (33, 19436640), (36, 17816920), (40, 16035228), (44, 14577480), (45, 14253536), (48, 13362690), (55, 11661984), (60, 10690152), (66, 9718320), (72, 8908460), (80, 8017614), (88, 7288740), (90, 7126768), (96, 6681345), (99, 6478880), (110, 5830992), (120, 5345076), (132, 4859160), (144, 4454230), (160, 4008807), (165, 3887328), (176, 3644370), (180, 3563384), (198, 3239440), (220, 2915496), (240, 2672538), (264, 2429580), (288, 2227115), (330, 1943664), (352, 1822185), (360, 1781692), (396, 1619720), (440, 1457748), (480, 1336269), (495, 1295776), (528, 1214790), (660, 971832), (720, 890846), (792, 809860), (880, 728874), (990, 647888), (1056, 607395), (1320, 485916), (1440, 445423), (1584, 404930), (1760, 364437), (1980, 323944), (2640, 242958), (3168, 202465), (3960, 161972), (5280, 121479), (7920, 80986), (15840, 40493)]