80213760

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 311996160

約数和(自身を除く): 231782400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 180, 192, 198, 211, 216, 220, 240, 256, 264, 270, 288, 297, 320, 330, 352, 360, 384, 396, 422, 432, 440, 480, 495, 528, 540, 576, 594, 633, 640, 660, 704, 720, 768, 792, 844, 864, 880, 960, 990, 1055, 1056, 1080, 1152, 1188, 1266, 1280, 1320, 1408, 1440, 1485, 1584, 1688, 1728, 1760, 1899, 1920, 1980, 2110, 2112, 2160, 2304, 2321, 2376, 2532, 2640, 2816, 2880, 2970, 3165, 3168, 3376, 3456, 3520, 3798, 3840, 3960, 4220, 4224, 4320, 4642, 4752, 5064, 5280, 5697, 5760, 5940, 6330, 6336, 6752, 6912, 6963, 7040, 7596, 7920, 8440, 8448, 8640, 9284, 9495, 9504, 10128, 10560, 11394, 11520, 11605, 11880, 12660, 12672, 13504, 13926, 14080, 15192, 15840, 16880, 17280, 18568, 18990, 19008, 20256, 20889, 21120, 22788, 23210, 23760, 25320, 25344, 27008, 27852, 28485, 30384, 31680, 33760, 34560, 34815, 37136, 37980, 38016, 40512, 41778, 42240, 45576, 46420, 47520, 50640, 54016, 55704, 56970, 60768, 62667, 63360, 67520, 69630, 74272, 75960, 76032, 81024, 83556, 91152, 92840, 95040, 101280, 104445, 111408, 113940, 121536, 125334, 126720, 135040, 139260, 148544, 151920, 162048, 167112, 182304, 185680, 190080, 202560, 208890, 222816, 227880, 243072, 250668, 270080, 278520, 297088, 303840, 313335, 334224, 364608, 371360, 380160, 405120, 417780, 445632, 455760, 486144, 501336, 557040, 594176, 607680, 626670, 668448, 729216, 742720, 810240, 835560, 891264, 911520, 1002672, 1114080, 1215360, 1253340, 1336896, 1458432, 1485440, 1671120, 1782528, 1823040, 2005344, 2228160, 2430720, 2506680, 2673792, 2970880, 3342240, 3646080, 4010688, 4456320, 5013360, 5347584, 6684480, 7292160, 8021376, 8912640, 10026720, 13368960, 16042752, 20053440, 26737920, 40106880, 80213760]

約数ペア:

[(1, 80213760), (2, 40106880), (3, 26737920), (4, 20053440), (5, 16042752), (6, 13368960), (8, 10026720), (9, 8912640), (10, 8021376), (11, 7292160), (12, 6684480), (15, 5347584), (16, 5013360), (18, 4456320), (20, 4010688), (22, 3646080), (24, 3342240), (27, 2970880), (30, 2673792), (32, 2506680), (33, 2430720), (36, 2228160), (40, 2005344), (44, 1823040), (45, 1782528), (48, 1671120), (54, 1485440), (55, 1458432), (60, 1336896), (64, 1253340), (66, 1215360), (72, 1114080), (80, 1002672), (88, 911520), (90, 891264), (96, 835560), (99, 810240), (108, 742720), (110, 729216), (120, 668448), (128, 626670), (132, 607680), (135, 594176), (144, 557040), (160, 501336), (165, 486144), (176, 455760), (180, 445632), (192, 417780), (198, 405120), (211, 380160), (216, 371360), (220, 364608), (240, 334224), (256, 313335), (264, 303840), (270, 297088), (288, 278520), (297, 270080), (320, 250668), (330, 243072), (352, 227880), (360, 222816), (384, 208890), (396, 202560), (422, 190080), (432, 185680), (440, 182304), (480, 167112), (495, 162048), (528, 151920), (540, 148544), (576, 139260), (594, 135040), (633, 126720), (640, 125334), (660, 121536), (704, 113940), (720, 111408), (768, 104445), (792, 101280), (844, 95040), (864, 92840), (880, 91152), (960, 83556), (990, 81024), (1055, 76032), (1056, 75960), (1080, 74272), (1152, 69630), (1188, 67520), (1266, 63360), (1280, 62667), (1320, 60768), (1408, 56970), (1440, 55704), (1485, 54016), (1584, 50640), (1688, 47520), (1728, 46420), (1760, 45576), (1899, 42240), (1920, 41778), (1980, 40512), (2110, 38016), (2112, 37980), (2160, 37136), (2304, 34815), (2321, 34560), (2376, 33760), (2532, 31680), (2640, 30384), (2816, 28485), (2880, 27852), (2970, 27008), (3165, 25344), (3168, 25320), (3376, 23760), (3456, 23210), (3520, 22788), (3798, 21120), (3840, 20889), (3960, 20256), (4220, 19008), (4224, 18990), (4320, 18568), (4642, 17280), (4752, 16880), (5064, 15840), (5280, 15192), (5697, 14080), (5760, 13926), (5940, 13504), (6330, 12672), (6336, 12660), (6752, 11880), (6912, 11605), (6963, 11520), (7040, 11394), (7596, 10560), (7920, 10128), (8440, 9504), (8448, 9495), (8640, 9284)]