206928720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 732905472

約数和(自身を除く): 525976752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 73, 80, 90, 93, 120, 124, 127, 144, 146, 155, 180, 186, 219, 240, 248, 254, 279, 292, 310, 360, 365, 372, 381, 438, 465, 496, 508, 558, 584, 620, 635, 657, 720, 730, 744, 762, 876, 930, 1016, 1095, 1116, 1143, 1168, 1240, 1270, 1314, 1395, 1460, 1488, 1524, 1752, 1860, 1905, 2032, 2190, 2232, 2263, 2286, 2480, 2540, 2628, 2790, 2920, 3048, 3285, 3504, 3720, 3810, 3937, 4380, 4464, 4526, 4572, 5080, 5256, 5580, 5715, 5840, 6096, 6570, 6789, 7440, 7620, 7874, 8760, 9052, 9144, 9271, 10160, 10512, 11160, 11315, 11430, 11811, 13140, 13578, 15240, 15748, 17520, 18104, 18288, 18542, 19685, 20367, 22320, 22630, 22860, 23622, 26280, 27156, 27813, 30480, 31496, 33945, 35433, 36208, 37084, 39370, 40734, 45260, 45720, 46355, 47244, 52560, 54312, 55626, 59055, 62992, 67890, 70866, 74168, 78740, 81468, 83439, 90520, 91440, 92710, 94488, 101835, 108624, 111252, 118110, 135780, 139065, 141732, 148336, 157480, 162936, 166878, 177165, 181040, 185420, 188976, 203670, 222504, 236220, 271560, 278130, 283464, 287401, 314960, 325872, 333756, 354330, 370840, 407340, 417195, 445008, 472440, 543120, 556260, 566928, 574802, 667512, 708660, 741680, 814680, 834390, 862203, 944880, 1112520, 1149604, 1335024, 1417320, 1437005, 1629360, 1668780, 1724406, 2225040, 2299208, 2586609, 2834640, 2874010, 3337560, 3448812, 4311015, 4598416, 5173218, 5748020, 6675120, 6897624, 8622030, 10346436, 11496040, 12933045, 13795248, 17244060, 20692872, 22992080, 25866090, 34488120, 41385744, 51732180, 68976240, 103464360, 206928720]

約数ペア:

[(1, 206928720), (2, 103464360), (3, 68976240), (4, 51732180), (5, 41385744), (6, 34488120), (8, 25866090), (9, 22992080), (10, 20692872), (12, 17244060), (15, 13795248), (16, 12933045), (18, 11496040), (20, 10346436), (24, 8622030), (30, 6897624), (31, 6675120), (36, 5748020), (40, 5173218), (45, 4598416), (48, 4311015), (60, 3448812), (62, 3337560), (72, 2874010), (73, 2834640), (80, 2586609), (90, 2299208), (93, 2225040), (120, 1724406), (124, 1668780), (127, 1629360), (144, 1437005), (146, 1417320), (155, 1335024), (180, 1149604), (186, 1112520), (219, 944880), (240, 862203), (248, 834390), (254, 814680), (279, 741680), (292, 708660), (310, 667512), (360, 574802), (365, 566928), (372, 556260), (381, 543120), (438, 472440), (465, 445008), (496, 417195), (508, 407340), (558, 370840), (584, 354330), (620, 333756), (635, 325872), (657, 314960), (720, 287401), (730, 283464), (744, 278130), (762, 271560), (876, 236220), (930, 222504), (1016, 203670), (1095, 188976), (1116, 185420), (1143, 181040), (1168, 177165), (1240, 166878), (1270, 162936), (1314, 157480), (1395, 148336), (1460, 141732), (1488, 139065), (1524, 135780), (1752, 118110), (1860, 111252), (1905, 108624), (2032, 101835), (2190, 94488), (2232, 92710), (2263, 91440), (2286, 90520), (2480, 83439), (2540, 81468), (2628, 78740), (2790, 74168), (2920, 70866), (3048, 67890), (3285, 62992), (3504, 59055), (3720, 55626), (3810, 54312), (3937, 52560), (4380, 47244), (4464, 46355), (4526, 45720), (4572, 45260), (5080, 40734), (5256, 39370), (5580, 37084), (5715, 36208), (5840, 35433), (6096, 33945), (6570, 31496), (6789, 30480), (7440, 27813), (7620, 27156), (7874, 26280), (8760, 23622), (9052, 22860), (9144, 22630), (9271, 22320), (10160, 20367), (10512, 19685), (11160, 18542), (11315, 18288), (11430, 18104), (11811, 17520), (13140, 15748), (13578, 15240)]