217855680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1951

約数の個数: 224

約数和(自身を含む): 837444096

約数和(自身を除く): 619588416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 272, 280, 320, 336, 340, 357, 408, 420, 448, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 960, 1020, 1088, 1120, 1190, 1344, 1360, 1428, 1632, 1680, 1785, 1904, 1907, 2040, 2240, 2380, 2720, 2856, 3264, 3360, 3570, 3808, 3814, 4080, 4760, 5440, 5712, 5721, 6720, 7140, 7616, 7628, 8160, 9520, 9535, 11424, 11442, 13349, 14280, 15256, 16320, 19040, 19070, 22848, 22884, 26698, 28560, 28605, 30512, 32419, 38080, 38140, 40047, 45768, 53396, 57120, 57210, 61024, 64838, 66745, 76280, 80094, 91536, 97257, 106792, 114240, 114420, 122048, 129676, 133490, 152560, 160188, 162095, 183072, 194514, 200235, 213584, 226933, 228840, 259352, 266980, 305120, 320376, 324190, 366144, 389028, 400470, 427168, 453866, 457680, 486285, 518704, 533960, 610240, 640752, 648380, 680799, 778056, 800940, 854336, 907732, 915360, 972570, 1037408, 1067920, 1134665, 1281504, 1296760, 1361598, 1556112, 1601880, 1815464, 1830720, 1945140, 2074816, 2135840, 2269330, 2563008, 2593520, 2723196, 3112224, 3203760, 3403995, 3630928, 3890280, 4271680, 4538660, 5187040, 5446392, 6224448, 6407520, 6807990, 7261856, 7780560, 9077320, 10374080, 10892784, 12815040, 13615980, 14523712, 15561120, 18154640, 21785568, 27231960, 31122240, 36309280, 43571136, 54463920, 72618560, 108927840, 217855680]

約数ペア:

[(1, 217855680), (2, 108927840), (3, 72618560), (4, 54463920), (5, 43571136), (6, 36309280), (7, 31122240), (8, 27231960), (10, 21785568), (12, 18154640), (14, 15561120), (15, 14523712), (16, 13615980), (17, 12815040), (20, 10892784), (21, 10374080), (24, 9077320), (28, 7780560), (30, 7261856), (32, 6807990), (34, 6407520), (35, 6224448), (40, 5446392), (42, 5187040), (48, 4538660), (51, 4271680), (56, 3890280), (60, 3630928), (64, 3403995), (68, 3203760), (70, 3112224), (80, 2723196), (84, 2593520), (85, 2563008), (96, 2269330), (102, 2135840), (105, 2074816), (112, 1945140), (119, 1830720), (120, 1815464), (136, 1601880), (140, 1556112), (160, 1361598), (168, 1296760), (170, 1281504), (192, 1134665), (204, 1067920), (210, 1037408), (224, 972570), (238, 915360), (240, 907732), (255, 854336), (272, 800940), (280, 778056), (320, 680799), (336, 648380), (340, 640752), (357, 610240), (408, 533960), (420, 518704), (448, 486285), (476, 457680), (480, 453866), (510, 427168), (544, 400470), (560, 389028), (595, 366144), (672, 324190), (680, 320376), (714, 305120), (816, 266980), (840, 259352), (952, 228840), (960, 226933), (1020, 213584), (1088, 200235), (1120, 194514), (1190, 183072), (1344, 162095), (1360, 160188), (1428, 152560), (1632, 133490), (1680, 129676), (1785, 122048), (1904, 114420), (1907, 114240), (2040, 106792), (2240, 97257), (2380, 91536), (2720, 80094), (2856, 76280), (3264, 66745), (3360, 64838), (3570, 61024), (3808, 57210), (3814, 57120), (4080, 53396), (4760, 45768), (5440, 40047), (5712, 38140), (5721, 38080), (6720, 32419), (7140, 30512), (7616, 28605), (7628, 28560), (8160, 26698), (9520, 22884), (9535, 22848), (11424, 19070), (11442, 19040), (13349, 16320), (14280, 15256)]