255640000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 280

約数和(自身を含む): 799843968

約数和(自身を除く): 544203968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 83, 88, 100, 110, 112, 125, 140, 154, 160, 166, 175, 176, 200, 220, 224, 250, 275, 280, 308, 320, 332, 350, 352, 385, 400, 415, 440, 448, 500, 550, 560, 581, 616, 625, 664, 700, 704, 770, 800, 830, 875, 880, 913, 1000, 1100, 1120, 1162, 1232, 1250, 1328, 1375, 1400, 1540, 1600, 1660, 1750, 1760, 1826, 1925, 2000, 2075, 2200, 2240, 2324, 2464, 2500, 2656, 2750, 2800, 2905, 3080, 3320, 3500, 3520, 3652, 3850, 4000, 4150, 4375, 4400, 4565, 4648, 4928, 5000, 5312, 5500, 5600, 5810, 6160, 6391, 6640, 6875, 7000, 7304, 7700, 8000, 8300, 8750, 8800, 9130, 9296, 9625, 10000, 10375, 11000, 11200, 11620, 12320, 12782, 13280, 13750, 14000, 14525, 14608, 15400, 16600, 17500, 17600, 18260, 18592, 19250, 20000, 20750, 22000, 22825, 23240, 24640, 25564, 26560, 27500, 28000, 29050, 29216, 30800, 31955, 33200, 35000, 36520, 37184, 38500, 40000, 41500, 44000, 45650, 46480, 48125, 51128, 51875, 55000, 56000, 58100, 58432, 61600, 63910, 66400, 70000, 72625, 73040, 77000, 83000, 88000, 91300, 92960, 96250, 102256, 103750, 110000, 114125, 116200, 123200, 127820, 132800, 140000, 145250, 146080, 154000, 159775, 166000, 182600, 185920, 192500, 204512, 207500, 220000, 228250, 232400, 255640, 280000, 290500, 292160, 308000, 319550, 332000, 363125, 365200, 385000, 409024, 415000, 440000, 456500, 464800, 511280, 570625, 581000, 616000, 639100, 664000, 726250, 730400, 770000, 798875, 830000, 913000, 929600, 1022560, 1141250, 1162000, 1278200, 1452500, 1460800, 1540000, 1597750, 1660000, 1826000, 2045120, 2282500, 2324000, 2556400, 2905000, 3080000, 3195500, 3320000, 3652000, 3994375, 4565000, 4648000, 5112800, 5810000, 6391000, 7304000, 7988750, 9130000, 10225600, 11620000, 12782000, 15977500, 18260000, 23240000, 25564000, 31955000, 36520000, 51128000, 63910000, 127820000, 255640000]

約数ペア:

[(1, 255640000), (2, 127820000), (4, 63910000), (5, 51128000), (7, 36520000), (8, 31955000), (10, 25564000), (11, 23240000), (14, 18260000), (16, 15977500), (20, 12782000), (22, 11620000), (25, 10225600), (28, 9130000), (32, 7988750), (35, 7304000), (40, 6391000), (44, 5810000), (50, 5112800), (55, 4648000), (56, 4565000), (64, 3994375), (70, 3652000), (77, 3320000), (80, 3195500), (83, 3080000), (88, 2905000), (100, 2556400), (110, 2324000), (112, 2282500), (125, 2045120), (140, 1826000), (154, 1660000), (160, 1597750), (166, 1540000), (175, 1460800), (176, 1452500), (200, 1278200), (220, 1162000), (224, 1141250), (250, 1022560), (275, 929600), (280, 913000), (308, 830000), (320, 798875), (332, 770000), (350, 730400), (352, 726250), (385, 664000), (400, 639100), (415, 616000), (440, 581000), (448, 570625), (500, 511280), (550, 464800), (560, 456500), (581, 440000), (616, 415000), (625, 409024), (664, 385000), (700, 365200), (704, 363125), (770, 332000), (800, 319550), (830, 308000), (875, 292160), (880, 290500), (913, 280000), (1000, 255640), (1100, 232400), (1120, 228250), (1162, 220000), (1232, 207500), (1250, 204512), (1328, 192500), (1375, 185920), (1400, 182600), (1540, 166000), (1600, 159775), (1660, 154000), (1750, 146080), (1760, 145250), (1826, 140000), (1925, 132800), (2000, 127820), (2075, 123200), (2200, 116200), (2240, 114125), (2324, 110000), (2464, 103750), (2500, 102256), (2656, 96250), (2750, 92960), (2800, 91300), (2905, 88000), (3080, 83000), (3320, 77000), (3500, 73040), (3520, 72625), (3652, 70000), (3850, 66400), (4000, 63910), (4150, 61600), (4375, 58432), (4400, 58100), (4565, 56000), (4648, 55000), (4928, 51875), (5000, 51128), (5312, 48125), (5500, 46480), (5600, 45650), (5810, 44000), (6160, 41500), (6391, 40000), (6640, 38500), (6875, 37184), (7000, 36520), (7304, 35000), (7700, 33200), (8000, 31955), (8300, 30800), (8750, 29216), (8800, 29050), (9130, 28000), (9296, 27500), (9625, 26560), (10000, 25564), (10375, 24640), (11000, 23240), (11200, 22825), (11620, 22000), (12320, 20750), (12782, 20000), (13280, 19250), (13750, 18592), (14000, 18260), (14525, 17600), (14608, 17500), (15400, 16600)]