78072960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 256

約数和(自身を含む): 293955840

約数和(自身を除く): 215882880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 128, 140, 148, 157, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 314, 320, 336, 370, 384, 420, 444, 448, 471, 480, 518, 555, 560, 592, 628, 640, 672, 740, 777, 785, 840, 888, 896, 942, 960, 1036, 1099, 1110, 1120, 1184, 1256, 1295, 1344, 1480, 1554, 1570, 1680, 1776, 1884, 1920, 2072, 2198, 2220, 2240, 2355, 2368, 2512, 2590, 2688, 2960, 3108, 3140, 3297, 3360, 3552, 3768, 3885, 4144, 4396, 4440, 4480, 4710, 4736, 5024, 5180, 5495, 5809, 5920, 6216, 6280, 6594, 6720, 7104, 7536, 7770, 8288, 8792, 8880, 9420, 10048, 10360, 10990, 11618, 11840, 12432, 12560, 13188, 13440, 14208, 15072, 15540, 16485, 16576, 17427, 17584, 17760, 18840, 20096, 20720, 21980, 23236, 23680, 24864, 25120, 26376, 29045, 30144, 31080, 32970, 33152, 34854, 35168, 35520, 37680, 40663, 41440, 43960, 46472, 49728, 50240, 52752, 58090, 60288, 62160, 65940, 69708, 70336, 71040, 75360, 81326, 82880, 87135, 87920, 92944, 99456, 100480, 105504, 116180, 121989, 124320, 131880, 139416, 140672, 150720, 162652, 165760, 174270, 175840, 185888, 203315, 211008, 232360, 243978, 248640, 263760, 278832, 301440, 325304, 348540, 351680, 371776, 406630, 422016, 464720, 487956, 497280, 527520, 557664, 609945, 650608, 697080, 703360, 743552, 813260, 929440, 975912, 1055040, 1115328, 1219890, 1301216, 1394160, 1626520, 1858880, 1951824, 2110080, 2230656, 2439780, 2602432, 2788320, 3253040, 3717760, 3903648, 4879560, 5204864, 5576640, 6506080, 7807296, 9759120, 11153280, 13012160, 15614592, 19518240, 26024320, 39036480, 78072960]

約数ペア:

[(1, 78072960), (2, 39036480), (3, 26024320), (4, 19518240), (5, 15614592), (6, 13012160), (7, 11153280), (8, 9759120), (10, 7807296), (12, 6506080), (14, 5576640), (15, 5204864), (16, 4879560), (20, 3903648), (21, 3717760), (24, 3253040), (28, 2788320), (30, 2602432), (32, 2439780), (35, 2230656), (37, 2110080), (40, 1951824), (42, 1858880), (48, 1626520), (56, 1394160), (60, 1301216), (64, 1219890), (70, 1115328), (74, 1055040), (80, 975912), (84, 929440), (96, 813260), (105, 743552), (111, 703360), (112, 697080), (120, 650608), (128, 609945), (140, 557664), (148, 527520), (157, 497280), (160, 487956), (168, 464720), (185, 422016), (192, 406630), (210, 371776), (222, 351680), (224, 348540), (240, 325304), (259, 301440), (280, 278832), (296, 263760), (314, 248640), (320, 243978), (336, 232360), (370, 211008), (384, 203315), (420, 185888), (444, 175840), (448, 174270), (471, 165760), (480, 162652), (518, 150720), (555, 140672), (560, 139416), (592, 131880), (628, 124320), (640, 121989), (672, 116180), (740, 105504), (777, 100480), (785, 99456), (840, 92944), (888, 87920), (896, 87135), (942, 82880), (960, 81326), (1036, 75360), (1099, 71040), (1110, 70336), (1120, 69708), (1184, 65940), (1256, 62160), (1295, 60288), (1344, 58090), (1480, 52752), (1554, 50240), (1570, 49728), (1680, 46472), (1776, 43960), (1884, 41440), (1920, 40663), (2072, 37680), (2198, 35520), (2220, 35168), (2240, 34854), (2355, 33152), (2368, 32970), (2512, 31080), (2590, 30144), (2688, 29045), (2960, 26376), (3108, 25120), (3140, 24864), (3297, 23680), (3360, 23236), (3552, 21980), (3768, 20720), (3885, 20096), (4144, 18840), (4396, 17760), (4440, 17584), (4480, 17427), (4710, 16576), (4736, 16485), (5024, 15540), (5180, 15072), (5495, 14208), (5809, 13440), (5920, 13188), (6216, 12560), (6280, 12432), (6594, 11840), (6720, 11618), (7104, 10990), (7536, 10360), (7770, 10048), (8288, 9420), (8792, 8880)]