28674800

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 240

約数和(自身を含む): 92256000

約数和(自身を除く): 63581200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 25, 28, 35, 38, 40, 44, 49, 50, 55, 56, 70, 76, 77, 80, 88, 95, 98, 100, 110, 112, 133, 140, 152, 154, 175, 176, 190, 196, 200, 209, 220, 245, 266, 275, 280, 304, 308, 343, 350, 380, 385, 392, 400, 418, 440, 475, 490, 532, 539, 550, 560, 616, 665, 686, 700, 760, 770, 784, 836, 880, 931, 950, 980, 1045, 1064, 1078, 1100, 1225, 1232, 1330, 1372, 1400, 1463, 1520, 1540, 1672, 1715, 1862, 1900, 1925, 1960, 2090, 2128, 2156, 2200, 2450, 2660, 2695, 2744, 2800, 2926, 3080, 3325, 3344, 3430, 3724, 3773, 3800, 3850, 3920, 4180, 4312, 4400, 4655, 4900, 5225, 5320, 5390, 5488, 5852, 6160, 6517, 6650, 6860, 7315, 7448, 7546, 7600, 7700, 8360, 8575, 8624, 9310, 9800, 10241, 10450, 10640, 10780, 11704, 13034, 13300, 13475, 13720, 14630, 14896, 15092, 15400, 16720, 17150, 18620, 18865, 19600, 20482, 20900, 21560, 23275, 23408, 26068, 26600, 26950, 27440, 29260, 30184, 30800, 32585, 34300, 36575, 37240, 37730, 40964, 41800, 43120, 46550, 51205, 52136, 53200, 53900, 58520, 60368, 65170, 68600, 71687, 73150, 74480, 75460, 81928, 83600, 93100, 94325, 102410, 104272, 107800, 117040, 130340, 137200, 143374, 146300, 150920, 162925, 163856, 186200, 188650, 204820, 215600, 256025, 260680, 286748, 292600, 301840, 325850, 358435, 372400, 377300, 409640, 512050, 521360, 573496, 585200, 651700, 716870, 754600, 819280, 1024100, 1146992, 1303400, 1433740, 1509200, 1792175, 2048200, 2606800, 2867480, 3584350, 4096400, 5734960, 7168700, 14337400, 28674800]

約数ペア:

[(1, 28674800), (2, 14337400), (4, 7168700), (5, 5734960), (7, 4096400), (8, 3584350), (10, 2867480), (11, 2606800), (14, 2048200), (16, 1792175), (19, 1509200), (20, 1433740), (22, 1303400), (25, 1146992), (28, 1024100), (35, 819280), (38, 754600), (40, 716870), (44, 651700), (49, 585200), (50, 573496), (55, 521360), (56, 512050), (70, 409640), (76, 377300), (77, 372400), (80, 358435), (88, 325850), (95, 301840), (98, 292600), (100, 286748), (110, 260680), (112, 256025), (133, 215600), (140, 204820), (152, 188650), (154, 186200), (175, 163856), (176, 162925), (190, 150920), (196, 146300), (200, 143374), (209, 137200), (220, 130340), (245, 117040), (266, 107800), (275, 104272), (280, 102410), (304, 94325), (308, 93100), (343, 83600), (350, 81928), (380, 75460), (385, 74480), (392, 73150), (400, 71687), (418, 68600), (440, 65170), (475, 60368), (490, 58520), (532, 53900), (539, 53200), (550, 52136), (560, 51205), (616, 46550), (665, 43120), (686, 41800), (700, 40964), (760, 37730), (770, 37240), (784, 36575), (836, 34300), (880, 32585), (931, 30800), (950, 30184), (980, 29260), (1045, 27440), (1064, 26950), (1078, 26600), (1100, 26068), (1225, 23408), (1232, 23275), (1330, 21560), (1372, 20900), (1400, 20482), (1463, 19600), (1520, 18865), (1540, 18620), (1672, 17150), (1715, 16720), (1862, 15400), (1900, 15092), (1925, 14896), (1960, 14630), (2090, 13720), (2128, 13475), (2156, 13300), (2200, 13034), (2450, 11704), (2660, 10780), (2695, 10640), (2744, 10450), (2800, 10241), (2926, 9800), (3080, 9310), (3325, 8624), (3344, 8575), (3430, 8360), (3724, 7700), (3773, 7600), (3800, 7546), (3850, 7448), (3920, 7315), (4180, 6860), (4312, 6650), (4400, 6517), (4655, 6160), (4900, 5852), (5225, 5488), (5320, 5390)]