280487760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 480

約数和(自身を含む): 1135855872

約数和(自身を除く): 855368112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 23, 24, 28, 30, 34, 35, 40, 42, 46, 48, 49, 51, 56, 60, 61, 68, 69, 70, 80, 84, 85, 92, 98, 102, 105, 112, 115, 119, 120, 122, 136, 138, 140, 147, 161, 168, 170, 183, 184, 196, 204, 210, 230, 238, 240, 244, 245, 255, 272, 276, 280, 294, 305, 322, 336, 340, 345, 357, 366, 368, 391, 392, 408, 420, 427, 460, 476, 483, 488, 490, 510, 552, 560, 588, 595, 610, 644, 680, 690, 714, 732, 735, 782, 784, 805, 816, 833, 840, 854, 915, 920, 952, 966, 976, 980, 1020, 1037, 1104, 1127, 1173, 1176, 1190, 1220, 1281, 1288, 1360, 1380, 1403, 1428, 1464, 1470, 1564, 1610, 1666, 1680, 1708, 1785, 1830, 1840, 1904, 1932, 1955, 1960, 2040, 2074, 2135, 2254, 2346, 2352, 2380, 2415, 2440, 2499, 2562, 2576, 2737, 2760, 2806, 2856, 2928, 2940, 2989, 3111, 3128, 3220, 3332, 3381, 3416, 3570, 3660, 3864, 3910, 3920, 4080, 4148, 4165, 4209, 4270, 4508, 4692, 4760, 4830, 4880, 4998, 5124, 5185, 5474, 5520, 5612, 5635, 5712, 5865, 5880, 5978, 6222, 6256, 6405, 6440, 6664, 6762, 6832, 7015, 7140, 7259, 7320, 7728, 7820, 8211, 8296, 8330, 8418, 8540, 8967, 9016, 9384, 9520, 9660, 9821, 9996, 10248, 10370, 10948, 11224, 11270, 11730, 11760, 11956, 12444, 12495, 12810, 12880, 13328, 13524, 13685, 14030, 14280, 14518, 14640, 14945, 15555, 15640, 16422, 16592, 16660, 16836, 16905, 17080, 17934, 18032, 18768, 19159, 19320, 19642, 19992, 20496, 20740, 21045, 21777, 21896, 22448, 22540, 23460, 23851, 23912, 24888, 24990, 25620, 27048, 27370, 28060, 28560, 29036, 29463, 29890, 31110, 31280, 32844, 33320, 33672, 33810, 34160, 35868, 36295, 38318, 38640, 39284, 39984, 41055, 41480, 42090, 43554, 43792, 44835, 45080, 46920, 47702, 47824, 49105, 49776, 49980, 50813, 51240, 54096, 54740, 56120, 57477, 58072, 58926, 59780, 62220, 65688, 66640, 67344, 67620, 68747, 71553, 71736, 72590, 76636, 78568, 82110, 82960, 84180, 87108, 89670, 90160, 93840, 95404, 95795, 98210, 99960, 101626, 102480, 108885, 109480, 112240, 114954, 116144, 117852, 119255, 119560, 124440, 131376, 135240, 137494, 143106, 143472, 145180, 147315, 152439, 153272, 157136, 164220, 166957, 168360, 174216, 179340, 190808, 191590, 196420, 199920, 203252, 206241, 217770, 218960, 229908, 235704, 238510, 239120, 248880, 254065, 270480, 274988, 286212, 287385, 290360, 294630, 304878, 306544, 328440, 333914, 336720, 343735, 348432, 357765, 358680, 381616, 383180, 392840, 406504, 412482, 435540, 459816, 471408, 477020, 500871, 508130, 549976, 572424, 574770, 580720, 589260, 609756, 656880, 667828, 687470, 715530, 717360, 762195, 766360, 785680, 813008, 824964, 834785, 871080, 919632, 954040, 1001742, 1016260, 1031205, 1099952, 1144848, 1149540, 1168699, 1178520, 1219512, 1335656, 1374940, 1431060, 1524390, 1532720, 1649928, 1669570, 1742160, 1908080, 2003484, 2032520, 2062410, 2299080, 2337398, 2357040, 2439024, 2504355, 2671312, 2749880, 2862120, 3048780, 3299856, 3339140, 3506097, 4006968, 4065040, 4124820, 4598160, 4674796, 5008710, 5499760, 5724240, 5843495, 6097560, 6678280, 7012194, 8013936, 8249640, 9349592, 10017420, 11686990, 12195120, 13356560, 14024388, 16499280, 17530485, 18699184, 20034840, 23373980, 28048776, 35060970, 40069680, 46747960, 56097552, 70121940, 93495920, 140243880, 280487760]

約数ペア:

[(1, 280487760), (2, 140243880), (3, 93495920), (4, 70121940), (5, 56097552), (6, 46747960), (7, 40069680), (8, 35060970), (10, 28048776), (12, 23373980), (14, 20034840), (15, 18699184), (16, 17530485), (17, 16499280), (20, 14024388), (21, 13356560), (23, 12195120), (24, 11686990), (28, 10017420), (30, 9349592), (34, 8249640), (35, 8013936), (40, 7012194), (42, 6678280), (46, 6097560), (48, 5843495), (49, 5724240), (51, 5499760), (56, 5008710), (60, 4674796), (61, 4598160), (68, 4124820), (69, 4065040), (70, 4006968), (80, 3506097), (84, 3339140), (85, 3299856), (92, 3048780), (98, 2862120), (102, 2749880), (105, 2671312), (112, 2504355), (115, 2439024), (119, 2357040), (120, 2337398), (122, 2299080), (136, 2062410), (138, 2032520), (140, 2003484), (147, 1908080), (161, 1742160), (168, 1669570), (170, 1649928), (183, 1532720), (184, 1524390), (196, 1431060), (204, 1374940), (210, 1335656), (230, 1219512), (238, 1178520), (240, 1168699), (244, 1149540), (245, 1144848), (255, 1099952), (272, 1031205), (276, 1016260), (280, 1001742), (294, 954040), (305, 919632), (322, 871080), (336, 834785), (340, 824964), (345, 813008), (357, 785680), (366, 766360), (368, 762195), (391, 717360), (392, 715530), (408, 687470), (420, 667828), (427, 656880), (460, 609756), (476, 589260), (483, 580720), (488, 574770), (490, 572424), (510, 549976), (552, 508130), (560, 500871), (588, 477020), (595, 471408), (610, 459816), (644, 435540), (680, 412482), (690, 406504), (714, 392840), (732, 383180), (735, 381616), (782, 358680), (784, 357765), (805, 348432), (816, 343735), (833, 336720), (840, 333914), (854, 328440), (915, 306544), (920, 304878), (952, 294630), (966, 290360), (976, 287385), (980, 286212), (1020, 274988), (1037, 270480), (1104, 254065), (1127, 248880), (1173, 239120), (1176, 238510), (1190, 235704), (1220, 229908), (1281, 218960), (1288, 217770), (1360, 206241), (1380, 203252), (1403, 199920), (1428, 196420), (1464, 191590), (1470, 190808), (1564, 179340), (1610, 174216), (1666, 168360), (1680, 166957), (1708, 164220), (1785, 157136), (1830, 153272), (1840, 152439), (1904, 147315), (1932, 145180), (1955, 143472), (1960, 143106), (2040, 137494), (2074, 135240), (2135, 131376), (2254, 124440), (2346, 119560), (2352, 119255), (2380, 117852), (2415, 116144), (2440, 114954), (2499, 112240), (2562, 109480), (2576, 108885), (2737, 102480), (2760, 101626), (2806, 99960), (2856, 98210), (2928, 95795), (2940, 95404), (2989, 93840), (3111, 90160), (3128, 89670), (3220, 87108), (3332, 84180), (3381, 82960), (3416, 82110), (3570, 78568), (3660, 76636), (3864, 72590), (3910, 71736), (3920, 71553), (4080, 68747), (4148, 67620), (4165, 67344), (4209, 66640), (4270, 65688), (4508, 62220), (4692, 59780), (4760, 58926), (4830, 58072), (4880, 57477), (4998, 56120), (5124, 54740), (5185, 54096), (5474, 51240), (5520, 50813), (5612, 49980), (5635, 49776), (5712, 49105), (5865, 47824), (5880, 47702), (5978, 46920), (6222, 45080), (6256, 44835), (6405, 43792), (6440, 43554), (6664, 42090), (6762, 41480), (6832, 41055), (7015, 39984), (7140, 39284), (7259, 38640), (7320, 38318), (7728, 36295), (7820, 35868), (8211, 34160), (8296, 33810), (8330, 33672), (8418, 33320), (8540, 32844), (8967, 31280), (9016, 31110), (9384, 29890), (9520, 29463), (9660, 29036), (9821, 28560), (9996, 28060), (10248, 27370), (10370, 27048), (10948, 25620), (11224, 24990), (11270, 24888), (11730, 23912), (11760, 23851), (11956, 23460), (12444, 22540), (12495, 22448), (12810, 21896), (12880, 21777), (13328, 21045), (13524, 20740), (13685, 20496), (14030, 19992), (14280, 19642), (14518, 19320), (14640, 19159), (14945, 18768), (15555, 18032), (15640, 17934), (16422, 17080), (16592, 16905), (16660, 16836)]