208553880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 256

約数和(自身を含む): 711244800

約数和(自身を除く): 502690920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 41, 46, 57, 60, 69, 76, 82, 92, 95, 97, 114, 115, 120, 123, 138, 152, 164, 184, 190, 194, 205, 228, 230, 246, 276, 285, 291, 328, 345, 380, 388, 410, 437, 456, 460, 485, 492, 552, 570, 582, 615, 690, 760, 776, 779, 820, 874, 920, 943, 970, 984, 1140, 1164, 1230, 1311, 1380, 1455, 1558, 1640, 1748, 1843, 1886, 1940, 2185, 2231, 2280, 2328, 2337, 2460, 2622, 2760, 2829, 2910, 3116, 3496, 3686, 3772, 3880, 3895, 3977, 4370, 4462, 4674, 4715, 4920, 5244, 5529, 5658, 5820, 6232, 6555, 6693, 7372, 7544, 7790, 7954, 8740, 8924, 9215, 9348, 9430, 10488, 11058, 11155, 11316, 11640, 11685, 11931, 13110, 13386, 14145, 14744, 15580, 15908, 17480, 17848, 17917, 18430, 18696, 18860, 19885, 22116, 22310, 22632, 23370, 23862, 26220, 26772, 27645, 28290, 31160, 31816, 33465, 35834, 36860, 37720, 39770, 42389, 44232, 44620, 46740, 47724, 52440, 53544, 53751, 55290, 56580, 59655, 66930, 71668, 73720, 75563, 79540, 84778, 89240, 89585, 91471, 93480, 95448, 107502, 110580, 113160, 119310, 127167, 133860, 143336, 151126, 159080, 169556, 179170, 182942, 211945, 215004, 221160, 226689, 238620, 254334, 267720, 268755, 274413, 302252, 339112, 358340, 365884, 377815, 423890, 430008, 453378, 457355, 477240, 508668, 537510, 548826, 604504, 635835, 716680, 731768, 755630, 847780, 906756, 914710, 1017336, 1075020, 1097652, 1133445, 1271670, 1372065, 1511260, 1695560, 1737949, 1813512, 1829420, 2150040, 2195304, 2266890, 2543340, 2744130, 3022520, 3475898, 3658840, 4533780, 5086680, 5213847, 5488260, 6951796, 8689745, 9067560, 10427694, 10976520, 13903592, 17379490, 20855388, 26069235, 34758980, 41710776, 52138470, 69517960, 104276940, 208553880]

約数ペア:

[(1, 208553880), (2, 104276940), (3, 69517960), (4, 52138470), (5, 41710776), (6, 34758980), (8, 26069235), (10, 20855388), (12, 17379490), (15, 13903592), (19, 10976520), (20, 10427694), (23, 9067560), (24, 8689745), (30, 6951796), (38, 5488260), (40, 5213847), (41, 5086680), (46, 4533780), (57, 3658840), (60, 3475898), (69, 3022520), (76, 2744130), (82, 2543340), (92, 2266890), (95, 2195304), (97, 2150040), (114, 1829420), (115, 1813512), (120, 1737949), (123, 1695560), (138, 1511260), (152, 1372065), (164, 1271670), (184, 1133445), (190, 1097652), (194, 1075020), (205, 1017336), (228, 914710), (230, 906756), (246, 847780), (276, 755630), (285, 731768), (291, 716680), (328, 635835), (345, 604504), (380, 548826), (388, 537510), (410, 508668), (437, 477240), (456, 457355), (460, 453378), (485, 430008), (492, 423890), (552, 377815), (570, 365884), (582, 358340), (615, 339112), (690, 302252), (760, 274413), (776, 268755), (779, 267720), (820, 254334), (874, 238620), (920, 226689), (943, 221160), (970, 215004), (984, 211945), (1140, 182942), (1164, 179170), (1230, 169556), (1311, 159080), (1380, 151126), (1455, 143336), (1558, 133860), (1640, 127167), (1748, 119310), (1843, 113160), (1886, 110580), (1940, 107502), (2185, 95448), (2231, 93480), (2280, 91471), (2328, 89585), (2337, 89240), (2460, 84778), (2622, 79540), (2760, 75563), (2829, 73720), (2910, 71668), (3116, 66930), (3496, 59655), (3686, 56580), (3772, 55290), (3880, 53751), (3895, 53544), (3977, 52440), (4370, 47724), (4462, 46740), (4674, 44620), (4715, 44232), (4920, 42389), (5244, 39770), (5529, 37720), (5658, 36860), (5820, 35834), (6232, 33465), (6555, 31816), (6693, 31160), (7372, 28290), (7544, 27645), (7790, 26772), (7954, 26220), (8740, 23862), (8924, 23370), (9215, 22632), (9348, 22310), (9430, 22116), (10488, 19885), (11058, 18860), (11155, 18696), (11316, 18430), (11640, 17917), (11685, 17848), (11931, 17480), (13110, 15908), (13386, 15580), (14145, 14744)]