51546240

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 193392000

約数和(自身を除く): 141845760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 157, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 314, 320, 342, 360, 380, 384, 432, 456, 471, 480, 513, 540, 570, 576, 608, 628, 640, 684, 720, 760, 785, 855, 864, 912, 942, 960, 1026, 1080, 1140, 1152, 1216, 1256, 1368, 1413, 1440, 1520, 1570, 1710, 1728, 1824, 1884, 1920, 2052, 2160, 2280, 2355, 2432, 2512, 2565, 2736, 2826, 2880, 2983, 3040, 3140, 3420, 3456, 3648, 3768, 4104, 4239, 4320, 4560, 4710, 5024, 5130, 5472, 5652, 5760, 5966, 6080, 6280, 6840, 7065, 7296, 7536, 8208, 8478, 8640, 8949, 9120, 9420, 10048, 10260, 10944, 11304, 11932, 12160, 12560, 13680, 14130, 14915, 15072, 16416, 16956, 17280, 17898, 18240, 18840, 20096, 20520, 21195, 21888, 22608, 23864, 25120, 26847, 27360, 28260, 29830, 30144, 32832, 33912, 35796, 36480, 37680, 41040, 42390, 44745, 45216, 47728, 50240, 53694, 54720, 56520, 59660, 60288, 65664, 67824, 71592, 75360, 80541, 82080, 84780, 89490, 90432, 95456, 100480, 107388, 109440, 113040, 119320, 134235, 135648, 143184, 150720, 161082, 164160, 169560, 178980, 180864, 190912, 214776, 226080, 238640, 268470, 271296, 286368, 301440, 322164, 328320, 339120, 357960, 381824, 402705, 429552, 452160, 477280, 536940, 542592, 572736, 644328, 678240, 715920, 805410, 859104, 904320, 954560, 1073880, 1145472, 1288656, 1356480, 1431840, 1610820, 1718208, 1909120, 2147760, 2577312, 2712960, 2863680, 3221640, 3436416, 4295520, 5154624, 5727360, 6443280, 8591040, 10309248, 12886560, 17182080, 25773120, 51546240]

約数ペア:

[(1, 51546240), (2, 25773120), (3, 17182080), (4, 12886560), (5, 10309248), (6, 8591040), (8, 6443280), (9, 5727360), (10, 5154624), (12, 4295520), (15, 3436416), (16, 3221640), (18, 2863680), (19, 2712960), (20, 2577312), (24, 2147760), (27, 1909120), (30, 1718208), (32, 1610820), (36, 1431840), (38, 1356480), (40, 1288656), (45, 1145472), (48, 1073880), (54, 954560), (57, 904320), (60, 859104), (64, 805410), (72, 715920), (76, 678240), (80, 644328), (90, 572736), (95, 542592), (96, 536940), (108, 477280), (114, 452160), (120, 429552), (128, 402705), (135, 381824), (144, 357960), (152, 339120), (157, 328320), (160, 322164), (171, 301440), (180, 286368), (190, 271296), (192, 268470), (216, 238640), (228, 226080), (240, 214776), (270, 190912), (285, 180864), (288, 178980), (304, 169560), (314, 164160), (320, 161082), (342, 150720), (360, 143184), (380, 135648), (384, 134235), (432, 119320), (456, 113040), (471, 109440), (480, 107388), (513, 100480), (540, 95456), (570, 90432), (576, 89490), (608, 84780), (628, 82080), (640, 80541), (684, 75360), (720, 71592), (760, 67824), (785, 65664), (855, 60288), (864, 59660), (912, 56520), (942, 54720), (960, 53694), (1026, 50240), (1080, 47728), (1140, 45216), (1152, 44745), (1216, 42390), (1256, 41040), (1368, 37680), (1413, 36480), (1440, 35796), (1520, 33912), (1570, 32832), (1710, 30144), (1728, 29830), (1824, 28260), (1884, 27360), (1920, 26847), (2052, 25120), (2160, 23864), (2280, 22608), (2355, 21888), (2432, 21195), (2512, 20520), (2565, 20096), (2736, 18840), (2826, 18240), (2880, 17898), (2983, 17280), (3040, 16956), (3140, 16416), (3420, 15072), (3456, 14915), (3648, 14130), (3768, 13680), (4104, 12560), (4239, 12160), (4320, 11932), (4560, 11304), (4710, 10944), (5024, 10260), (5130, 10048), (5472, 9420), (5652, 9120), (5760, 8949), (5966, 8640), (6080, 8478), (6280, 8208), (6840, 7536), (7065, 7296)]