51399040

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 192

約数和(自身を含む): 156978000

約数和(自身を除く): 105578960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 149, 154, 160, 176, 196, 220, 224, 245, 280, 298, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 596, 616, 640, 704, 745, 770, 784, 880, 896, 980, 1043, 1078, 1120, 1192, 1232, 1408, 1490, 1540, 1568, 1639, 1760, 1960, 2086, 2156, 2240, 2384, 2464, 2695, 2980, 3080, 3136, 3278, 3520, 3920, 4172, 4312, 4480, 4768, 4928, 5215, 5390, 5960, 6160, 6272, 6556, 7040, 7301, 7840, 8195, 8344, 8624, 9536, 9856, 10430, 10780, 11473, 11920, 12320, 13112, 14602, 15680, 16390, 16688, 17248, 19072, 20860, 21560, 22946, 23840, 24640, 26224, 29204, 31360, 32780, 33376, 34496, 36505, 41720, 43120, 45892, 47680, 49280, 52448, 57365, 58408, 65560, 66752, 68992, 73010, 80311, 83440, 86240, 91784, 95360, 104896, 114730, 116816, 131120, 133504, 146020, 160622, 166880, 172480, 183568, 209792, 229460, 233632, 262240, 292040, 321244, 333760, 344960, 367136, 401555, 458920, 467264, 524480, 584080, 642488, 667520, 734272, 803110, 917840, 934528, 1048960, 1168160, 1284976, 1468544, 1606220, 1835680, 2336320, 2569952, 3212440, 3671360, 4672640, 5139904, 6424880, 7342720, 10279808, 12849760, 25699520, 51399040]

約数ペア:

[(1, 51399040), (2, 25699520), (4, 12849760), (5, 10279808), (7, 7342720), (8, 6424880), (10, 5139904), (11, 4672640), (14, 3671360), (16, 3212440), (20, 2569952), (22, 2336320), (28, 1835680), (32, 1606220), (35, 1468544), (40, 1284976), (44, 1168160), (49, 1048960), (55, 934528), (56, 917840), (64, 803110), (70, 734272), (77, 667520), (80, 642488), (88, 584080), (98, 524480), (110, 467264), (112, 458920), (128, 401555), (140, 367136), (149, 344960), (154, 333760), (160, 321244), (176, 292040), (196, 262240), (220, 233632), (224, 229460), (245, 209792), (280, 183568), (298, 172480), (308, 166880), (320, 160622), (352, 146020), (385, 133504), (392, 131120), (440, 116816), (448, 114730), (490, 104896), (539, 95360), (560, 91784), (596, 86240), (616, 83440), (640, 80311), (704, 73010), (745, 68992), (770, 66752), (784, 65560), (880, 58408), (896, 57365), (980, 52448), (1043, 49280), (1078, 47680), (1120, 45892), (1192, 43120), (1232, 41720), (1408, 36505), (1490, 34496), (1540, 33376), (1568, 32780), (1639, 31360), (1760, 29204), (1960, 26224), (2086, 24640), (2156, 23840), (2240, 22946), (2384, 21560), (2464, 20860), (2695, 19072), (2980, 17248), (3080, 16688), (3136, 16390), (3278, 15680), (3520, 14602), (3920, 13112), (4172, 12320), (4312, 11920), (4480, 11473), (4768, 10780), (4928, 10430), (5215, 9856), (5390, 9536), (5960, 8624), (6160, 8344), (6272, 8195), (6556, 7840), (7040, 7301)]