263381760

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{7621}}^1$

素因数の和:7651

約数の個数: 144

約数和(自身を含む): 934762080

約数和(自身を除く): 671380320

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, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 7621, 8640, 11520, 15242, 17280, 22863, 30484, 34560, 38105, 45726, 60968, 68589, 76210, 91452, 114315, 121936, 137178, 152420, 182904, 205767, 228630, 243872, 274356, 304840, 342945, 365808, 411534, 457260, 487744, 548712, 609680, 685890, 731616, 823068, 914520, 975488, 1028835, 1097424, 1219360, 1371780, 1463232, 1646136, 1829040, 1950976, 2057670, 2194848, 2438720, 2743560, 2926464, 3292272, 3658080, 4115340, 4389696, 4877440, 5487120, 5852928, 6584544, 7316160, 8230680, 8779392, 9754880, 10974240, 13169088, 14632320, 16461360, 17558784, 21948480, 26338176, 29264640, 32922720, 43896960, 52676352, 65845440, 87793920, 131690880, 263381760]

約数ペア:

[(1, 263381760), (2, 131690880), (3, 87793920), (4, 65845440), (5, 52676352), (6, 43896960), (8, 32922720), (9, 29264640), (10, 26338176), (12, 21948480), (15, 17558784), (16, 16461360), (18, 14632320), (20, 13169088), (24, 10974240), (27, 9754880), (30, 8779392), (32, 8230680), (36, 7316160), (40, 6584544), (45, 5852928), (48, 5487120), (54, 4877440), (60, 4389696), (64, 4115340), (72, 3658080), (80, 3292272), (90, 2926464), (96, 2743560), (108, 2438720), (120, 2194848), (128, 2057670), (135, 1950976), (144, 1829040), (160, 1646136), (180, 1463232), (192, 1371780), (216, 1219360), (240, 1097424), (256, 1028835), (270, 975488), (288, 914520), (320, 823068), (360, 731616), (384, 685890), (432, 609680), (480, 548712), (540, 487744), (576, 457260), (640, 411534), (720, 365808), (768, 342945), (864, 304840), (960, 274356), (1080, 243872), (1152, 228630), (1280, 205767), (1440, 182904), (1728, 152420), (1920, 137178), (2160, 121936), (2304, 114315), (2880, 91452), (3456, 76210), (3840, 68589), (4320, 60968), (5760, 45726), (6912, 38105), (7621, 34560), (8640, 30484), (11520, 22863), (15242, 17280)]