78047200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 216

約数和(自身を含む): 243125064

約数和(自身を除く): 165077864

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 160, 175, 176, 181, 196, 200, 220, 224, 245, 275, 280, 308, 350, 352, 362, 385, 392, 400, 440, 490, 539, 550, 560, 616, 700, 724, 770, 784, 800, 880, 905, 980, 1078, 1100, 1120, 1225, 1232, 1267, 1400, 1448, 1540, 1568, 1760, 1810, 1925, 1960, 1991, 2156, 2200, 2450, 2464, 2534, 2695, 2800, 2896, 3080, 3620, 3850, 3920, 3982, 4312, 4400, 4525, 4900, 5068, 5390, 5600, 5792, 6160, 6335, 7240, 7700, 7840, 7964, 8624, 8800, 8869, 9050, 9800, 9955, 10136, 10780, 12320, 12670, 13475, 13937, 14480, 15400, 15928, 17248, 17738, 18100, 19600, 19910, 20272, 21560, 25340, 26950, 27874, 28960, 30800, 31675, 31856, 35476, 36200, 39200, 39820, 40544, 43120, 44345, 49775, 50680, 53900, 55748, 61600, 63350, 63712, 69685, 70952, 72400, 79640, 86240, 88690, 97559, 99550, 101360, 107800, 111496, 126700, 139370, 141904, 144800, 159280, 177380, 195118, 199100, 202720, 215600, 221725, 222992, 253400, 278740, 283808, 318560, 348425, 354760, 390236, 398200, 431200, 443450, 445984, 487795, 506800, 557480, 696850, 709520, 780472, 796400, 886900, 975590, 1013600, 1114960, 1393700, 1419040, 1560944, 1592800, 1773800, 1951180, 2229920, 2438975, 2787400, 3121888, 3547600, 3902360, 4877950, 5574800, 7095200, 7804720, 9755900, 11149600, 15609440, 19511800, 39023600, 78047200]

約数ペア:

[(1, 78047200), (2, 39023600), (4, 19511800), (5, 15609440), (7, 11149600), (8, 9755900), (10, 7804720), (11, 7095200), (14, 5574800), (16, 4877950), (20, 3902360), (22, 3547600), (25, 3121888), (28, 2787400), (32, 2438975), (35, 2229920), (40, 1951180), (44, 1773800), (49, 1592800), (50, 1560944), (55, 1419040), (56, 1393700), (70, 1114960), (77, 1013600), (80, 975590), (88, 886900), (98, 796400), (100, 780472), (110, 709520), (112, 696850), (140, 557480), (154, 506800), (160, 487795), (175, 445984), (176, 443450), (181, 431200), (196, 398200), (200, 390236), (220, 354760), (224, 348425), (245, 318560), (275, 283808), (280, 278740), (308, 253400), (350, 222992), (352, 221725), (362, 215600), (385, 202720), (392, 199100), (400, 195118), (440, 177380), (490, 159280), (539, 144800), (550, 141904), (560, 139370), (616, 126700), (700, 111496), (724, 107800), (770, 101360), (784, 99550), (800, 97559), (880, 88690), (905, 86240), (980, 79640), (1078, 72400), (1100, 70952), (1120, 69685), (1225, 63712), (1232, 63350), (1267, 61600), (1400, 55748), (1448, 53900), (1540, 50680), (1568, 49775), (1760, 44345), (1810, 43120), (1925, 40544), (1960, 39820), (1991, 39200), (2156, 36200), (2200, 35476), (2450, 31856), (2464, 31675), (2534, 30800), (2695, 28960), (2800, 27874), (2896, 26950), (3080, 25340), (3620, 21560), (3850, 20272), (3920, 19910), (3982, 19600), (4312, 18100), (4400, 17738), (4525, 17248), (4900, 15928), (5068, 15400), (5390, 14480), (5600, 13937), (5792, 13475), (6160, 12670), (6335, 12320), (7240, 10780), (7700, 10136), (7840, 9955), (7964, 9800), (8624, 9050), (8800, 8869)]