72126720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2087}}^1$

素因数の和:2117

約数の個数: 144

約数和(自身を含む): 256072320

約数和(自身を除く): 183945600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2087, 2160, 2304, 2880, 3456, 3840, 4174, 4320, 5760, 6261, 6912, 8348, 8640, 10435, 11520, 12522, 16696, 17280, 18783, 20870, 25044, 31305, 33392, 34560, 37566, 41740, 50088, 56349, 62610, 66784, 75132, 83480, 93915, 100176, 112698, 125220, 133568, 150264, 166960, 187830, 200352, 225396, 250440, 267136, 281745, 300528, 333920, 375660, 400704, 450792, 500880, 534272, 563490, 601056, 667840, 751320, 801408, 901584, 1001760, 1126980, 1202112, 1335680, 1502640, 1602816, 1803168, 2003520, 2253960, 2404224, 2671360, 3005280, 3606336, 4007040, 4507920, 4808448, 6010560, 7212672, 8014080, 9015840, 12021120, 14425344, 18031680, 24042240, 36063360, 72126720]

約数ペア:

[(1, 72126720), (2, 36063360), (3, 24042240), (4, 18031680), (5, 14425344), (6, 12021120), (8, 9015840), (9, 8014080), (10, 7212672), (12, 6010560), (15, 4808448), (16, 4507920), (18, 4007040), (20, 3606336), (24, 3005280), (27, 2671360), (30, 2404224), (32, 2253960), (36, 2003520), (40, 1803168), (45, 1602816), (48, 1502640), (54, 1335680), (60, 1202112), (64, 1126980), (72, 1001760), (80, 901584), (90, 801408), (96, 751320), (108, 667840), (120, 601056), (128, 563490), (135, 534272), (144, 500880), (160, 450792), (180, 400704), (192, 375660), (216, 333920), (240, 300528), (256, 281745), (270, 267136), (288, 250440), (320, 225396), (360, 200352), (384, 187830), (432, 166960), (480, 150264), (540, 133568), (576, 125220), (640, 112698), (720, 100176), (768, 93915), (864, 83480), (960, 75132), (1080, 66784), (1152, 62610), (1280, 56349), (1440, 50088), (1728, 41740), (1920, 37566), (2087, 34560), (2160, 33392), (2304, 31305), (2880, 25044), (3456, 20870), (3840, 18783), (4174, 17280), (4320, 16696), (5760, 12522), (6261, 11520), (6912, 10435), (8348, 8640)]