131440320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:501

約数の個数: 280

約数和(自身を含む): 511167888

約数和(自身を除く): 379727568

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, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 220, 240, 264, 270, 288, 297, 320, 324, 330, 352, 360, 396, 405, 432, 440, 461, 480, 495, 528, 540, 576, 594, 648, 660, 704, 720, 792, 810, 864, 880, 891, 922, 960, 990, 1056, 1080, 1188, 1296, 1320, 1383, 1440, 1485, 1584, 1620, 1728, 1760, 1782, 1844, 1980, 2112, 2160, 2305, 2376, 2592, 2640, 2766, 2880, 2970, 3168, 3240, 3520, 3564, 3688, 3960, 4149, 4320, 4455, 4610, 4752, 5071, 5184, 5280, 5532, 5940, 6336, 6480, 6915, 7128, 7376, 7920, 8298, 8640, 8910, 9220, 9504, 10142, 10560, 11064, 11880, 12447, 12960, 13830, 14256, 14752, 15213, 15840, 16596, 17820, 18440, 19008, 20284, 20745, 22128, 23760, 24894, 25355, 25920, 27660, 28512, 29504, 30426, 31680, 33192, 35640, 36880, 37341, 40568, 41490, 44256, 45639, 47520, 49788, 50710, 55320, 57024, 60852, 62235, 66384, 71280, 73760, 74682, 76065, 81136, 82980, 88512, 91278, 95040, 99576, 101420, 110640, 121704, 124470, 132768, 136917, 142560, 147520, 149364, 152130, 162272, 165960, 182556, 186705, 199152, 202840, 221280, 228195, 243408, 248940, 265536, 273834, 285120, 298728, 304260, 324544, 331920, 365112, 373410, 398304, 405680, 410751, 442560, 456390, 486816, 497880, 547668, 597456, 608520, 663840, 684585, 730224, 746820, 796608, 811360, 821502, 912780, 973632, 995760, 1095336, 1194912, 1217040, 1327680, 1369170, 1460448, 1493640, 1622720, 1643004, 1825560, 1991520, 2053755, 2190672, 2389824, 2434080, 2738340, 2920896, 2987280, 3286008, 3651120, 3983040, 4107510, 4381344, 4868160, 5476680, 5974560, 6572016, 7302240, 8215020, 8762688, 10953360, 11949120, 13144032, 14604480, 16430040, 21906720, 26288064, 32860080, 43813440, 65720160, 131440320]

約数ペア:

[(1, 131440320), (2, 65720160), (3, 43813440), (4, 32860080), (5, 26288064), (6, 21906720), (8, 16430040), (9, 14604480), (10, 13144032), (11, 11949120), (12, 10953360), (15, 8762688), (16, 8215020), (18, 7302240), (20, 6572016), (22, 5974560), (24, 5476680), (27, 4868160), (30, 4381344), (32, 4107510), (33, 3983040), (36, 3651120), (40, 3286008), (44, 2987280), (45, 2920896), (48, 2738340), (54, 2434080), (55, 2389824), (60, 2190672), (64, 2053755), (66, 1991520), (72, 1825560), (80, 1643004), (81, 1622720), (88, 1493640), (90, 1460448), (96, 1369170), (99, 1327680), (108, 1217040), (110, 1194912), (120, 1095336), (132, 995760), (135, 973632), (144, 912780), (160, 821502), (162, 811360), (165, 796608), (176, 746820), (180, 730224), (192, 684585), (198, 663840), (216, 608520), (220, 597456), (240, 547668), (264, 497880), (270, 486816), (288, 456390), (297, 442560), (320, 410751), (324, 405680), (330, 398304), (352, 373410), (360, 365112), (396, 331920), (405, 324544), (432, 304260), (440, 298728), (461, 285120), (480, 273834), (495, 265536), (528, 248940), (540, 243408), (576, 228195), (594, 221280), (648, 202840), (660, 199152), (704, 186705), (720, 182556), (792, 165960), (810, 162272), (864, 152130), (880, 149364), (891, 147520), (922, 142560), (960, 136917), (990, 132768), (1056, 124470), (1080, 121704), (1188, 110640), (1296, 101420), (1320, 99576), (1383, 95040), (1440, 91278), (1485, 88512), (1584, 82980), (1620, 81136), (1728, 76065), (1760, 74682), (1782, 73760), (1844, 71280), (1980, 66384), (2112, 62235), (2160, 60852), (2305, 57024), (2376, 55320), (2592, 50710), (2640, 49788), (2766, 47520), (2880, 45639), (2970, 44256), (3168, 41490), (3240, 40568), (3520, 37341), (3564, 36880), (3688, 35640), (3960, 33192), (4149, 31680), (4320, 30426), (4455, 29504), (4610, 28512), (4752, 27660), (5071, 25920), (5184, 25355), (5280, 24894), (5532, 23760), (5940, 22128), (6336, 20745), (6480, 20284), (6915, 19008), (7128, 18440), (7376, 17820), (7920, 16596), (8298, 15840), (8640, 15213), (8910, 14752), (9220, 14256), (9504, 13830), (10142, 12960), (10560, 12447), (11064, 11880)]