20817365760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1807063}}^1$

素因数の和:1807090

約数の個数: 108

約数和(自身を含む): 72025956912

約数和(自身を除く): 51208591152

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 1807063, 3614126, 5421189, 7228252, 9035315, 10842378, 14456504, 16263567, 18070630, 21684756, 27105945, 28913008, 32527134, 36141260, 43369512, 54211890, 57826016, 65054268, 72282520, 81317835, 86739024, 108423780, 115652032, 130108536, 144565040, 162635670, 173478048, 216847560, 231304064, 260217072, 289130080, 325271340, 346956096, 433695120, 462608128, 520434144, 578260160, 650542680, 693912192, 867390240, 1040868288, 1156520320, 1301085360, 1387824384, 1734780480, 2081736576, 2313040640, 2602170720, 3469560960, 4163473152, 5204341440, 6939121920, 10408682880, 20817365760]

約数ペア:

[(1, 20817365760), (2, 10408682880), (3, 6939121920), (4, 5204341440), (5, 4163473152), (6, 3469560960), (8, 2602170720), (9, 2313040640), (10, 2081736576), (12, 1734780480), (15, 1387824384), (16, 1301085360), (18, 1156520320), (20, 1040868288), (24, 867390240), (30, 693912192), (32, 650542680), (36, 578260160), (40, 520434144), (45, 462608128), (48, 433695120), (60, 346956096), (64, 325271340), (72, 289130080), (80, 260217072), (90, 231304064), (96, 216847560), (120, 173478048), (128, 162635670), (144, 144565040), (160, 130108536), (180, 115652032), (192, 108423780), (240, 86739024), (256, 81317835), (288, 72282520), (320, 65054268), (360, 57826016), (384, 54211890), (480, 43369512), (576, 36141260), (640, 32527134), (720, 28913008), (768, 27105945), (960, 21684756), (1152, 18070630), (1280, 16263567), (1440, 14456504), (1920, 10842378), (2304, 9035315), (2880, 7228252), (3840, 5421189), (5760, 3614126), (11520, 1807063)]