205469040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 789949440

約数和(自身を除く): 584480400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 41, 42, 48, 56, 57, 60, 70, 76, 80, 82, 84, 95, 105, 112, 114, 120, 123, 133, 140, 152, 157, 164, 168, 190, 205, 210, 228, 240, 246, 266, 280, 285, 287, 304, 314, 328, 336, 380, 399, 410, 420, 456, 471, 492, 532, 560, 570, 574, 615, 628, 656, 665, 760, 779, 785, 798, 820, 840, 861, 912, 942, 984, 1064, 1099, 1140, 1148, 1230, 1256, 1330, 1435, 1520, 1558, 1570, 1596, 1640, 1680, 1722, 1884, 1968, 1995, 2128, 2198, 2280, 2296, 2337, 2355, 2460, 2512, 2660, 2870, 2983, 3116, 3140, 3192, 3280, 3297, 3444, 3768, 3895, 3990, 4305, 4396, 4560, 4592, 4674, 4710, 4920, 5320, 5453, 5495, 5740, 5966, 6232, 6280, 6384, 6437, 6594, 6888, 7536, 7790, 7980, 8610, 8792, 8949, 9348, 9420, 9840, 10640, 10906, 10990, 11480, 11685, 11932, 12464, 12560, 12874, 13188, 13776, 14915, 15580, 15960, 16359, 16485, 17220, 17584, 17898, 18696, 18840, 19311, 20881, 21812, 21980, 22960, 23370, 23864, 25748, 26376, 27265, 29830, 31160, 31920, 32185, 32718, 32970, 34440, 35796, 37392, 37680, 38622, 41762, 43624, 43960, 44745, 45059, 46740, 47728, 51496, 52752, 54530, 59660, 62320, 62643, 64370, 65436, 65940, 68880, 71592, 77244, 81795, 83524, 87248, 87920, 89490, 90118, 93480, 96555, 102992, 104405, 109060, 119320, 122303, 125286, 128740, 130872, 131880, 135177, 143184, 154488, 163590, 167048, 178980, 180236, 186960, 193110, 208810, 218120, 225295, 238640, 244606, 250572, 257480, 261744, 263760, 270354, 308976, 313215, 327180, 334096, 357960, 360472, 366909, 386220, 417620, 436240, 450590, 489212, 501144, 514960, 540708, 611515, 626430, 654360, 675885, 715920, 720944, 733818, 772440, 835240, 856121, 901180, 978424, 1002288, 1081416, 1223030, 1252860, 1308720, 1351770, 1467636, 1544880, 1670480, 1712242, 1802360, 1834545, 1956848, 2162832, 2446060, 2505720, 2568363, 2703540, 2935272, 3424484, 3604720, 3669090, 4280605, 4892120, 5011440, 5136726, 5407080, 5870544, 6848968, 7338180, 8561210, 9784240, 10273452, 10814160, 12841815, 13697936, 14676360, 17122420, 20546904, 25683630, 29352720, 34244840, 41093808, 51367260, 68489680, 102734520, 205469040]

約数ペア:

[(1, 205469040), (2, 102734520), (3, 68489680), (4, 51367260), (5, 41093808), (6, 34244840), (7, 29352720), (8, 25683630), (10, 20546904), (12, 17122420), (14, 14676360), (15, 13697936), (16, 12841815), (19, 10814160), (20, 10273452), (21, 9784240), (24, 8561210), (28, 7338180), (30, 6848968), (35, 5870544), (38, 5407080), (40, 5136726), (41, 5011440), (42, 4892120), (48, 4280605), (56, 3669090), (57, 3604720), (60, 3424484), (70, 2935272), (76, 2703540), (80, 2568363), (82, 2505720), (84, 2446060), (95, 2162832), (105, 1956848), (112, 1834545), (114, 1802360), (120, 1712242), (123, 1670480), (133, 1544880), (140, 1467636), (152, 1351770), (157, 1308720), (164, 1252860), (168, 1223030), (190, 1081416), (205, 1002288), (210, 978424), (228, 901180), (240, 856121), (246, 835240), (266, 772440), (280, 733818), (285, 720944), (287, 715920), (304, 675885), (314, 654360), (328, 626430), (336, 611515), (380, 540708), (399, 514960), (410, 501144), (420, 489212), (456, 450590), (471, 436240), (492, 417620), (532, 386220), (560, 366909), (570, 360472), (574, 357960), (615, 334096), (628, 327180), (656, 313215), (665, 308976), (760, 270354), (779, 263760), (785, 261744), (798, 257480), (820, 250572), (840, 244606), (861, 238640), (912, 225295), (942, 218120), (984, 208810), (1064, 193110), (1099, 186960), (1140, 180236), (1148, 178980), (1230, 167048), (1256, 163590), (1330, 154488), (1435, 143184), (1520, 135177), (1558, 131880), (1570, 130872), (1596, 128740), (1640, 125286), (1680, 122303), (1722, 119320), (1884, 109060), (1968, 104405), (1995, 102992), (2128, 96555), (2198, 93480), (2280, 90118), (2296, 89490), (2337, 87920), (2355, 87248), (2460, 83524), (2512, 81795), (2660, 77244), (2870, 71592), (2983, 68880), (3116, 65940), (3140, 65436), (3192, 64370), (3280, 62643), (3297, 62320), (3444, 59660), (3768, 54530), (3895, 52752), (3990, 51496), (4305, 47728), (4396, 46740), (4560, 45059), (4592, 44745), (4674, 43960), (4710, 43624), (4920, 41762), (5320, 38622), (5453, 37680), (5495, 37392), (5740, 35796), (5966, 34440), (6232, 32970), (6280, 32718), (6384, 32185), (6437, 31920), (6594, 31160), (6888, 29830), (7536, 27265), (7790, 26376), (7980, 25748), (8610, 23864), (8792, 23370), (8949, 22960), (9348, 21980), (9420, 21812), (9840, 20881), (10640, 19311), (10906, 18840), (10990, 18696), (11480, 17898), (11685, 17584), (11932, 17220), (12464, 16485), (12560, 16359), (12874, 15960), (13188, 15580), (13776, 14915)]