131202720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1$

素因数の和:297

約数の個数: 288

約数和(自身を含む): 506761920

約数和(自身を除く): 375559200

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, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 121, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 242, 251, 264, 270, 288, 297, 330, 352, 360, 363, 396, 432, 440, 480, 484, 495, 502, 528, 540, 594, 605, 660, 720, 726, 753, 792, 864, 880, 968, 990, 1004, 1056, 1080, 1089, 1188, 1210, 1255, 1320, 1440, 1452, 1485, 1506, 1584, 1760, 1815, 1936, 1980, 2008, 2160, 2178, 2259, 2376, 2420, 2510, 2640, 2761, 2904, 2970, 3012, 3168, 3267, 3630, 3765, 3872, 3960, 4016, 4320, 4356, 4518, 4752, 4840, 5020, 5280, 5445, 5522, 5808, 5940, 6024, 6534, 6777, 7260, 7530, 7920, 8032, 8283, 8712, 9036, 9504, 9680, 10040, 10890, 11044, 11295, 11616, 11880, 12048, 13068, 13554, 13805, 14520, 15060, 15840, 16335, 16566, 17424, 18072, 19360, 20080, 21780, 22088, 22590, 23760, 24096, 24849, 26136, 27108, 27610, 29040, 30120, 30371, 32670, 33132, 33885, 34848, 36144, 40160, 41415, 43560, 44176, 45180, 47520, 49698, 52272, 54216, 55220, 58080, 60240, 60742, 65340, 66264, 67770, 72288, 74547, 82830, 87120, 88352, 90360, 91113, 99396, 104544, 108432, 110440, 120480, 121484, 124245, 130680, 132528, 135540, 149094, 151855, 165660, 174240, 180720, 182226, 198792, 216864, 220880, 242968, 248490, 261360, 265056, 271080, 273339, 298188, 303710, 331320, 361440, 364452, 372735, 397584, 441760, 455565, 485936, 496980, 522720, 542160, 546678, 596376, 607420, 662640, 728904, 745470, 795168, 820017, 911130, 971872, 993960, 1084320, 1093356, 1192752, 1214840, 1325280, 1366695, 1457808, 1490940, 1640034, 1822260, 1987920, 2186712, 2385504, 2429680, 2733390, 2915616, 2981880, 3280068, 3644520, 3975840, 4100085, 4373424, 4859360, 5466780, 5963760, 6560136, 7289040, 8200170, 8746848, 10933560, 11927520, 13120272, 14578080, 16400340, 21867120, 26240544, 32800680, 43734240, 65601360, 131202720]

約数ペア:

[(1, 131202720), (2, 65601360), (3, 43734240), (4, 32800680), (5, 26240544), (6, 21867120), (8, 16400340), (9, 14578080), (10, 13120272), (11, 11927520), (12, 10933560), (15, 8746848), (16, 8200170), (18, 7289040), (20, 6560136), (22, 5963760), (24, 5466780), (27, 4859360), (30, 4373424), (32, 4100085), (33, 3975840), (36, 3644520), (40, 3280068), (44, 2981880), (45, 2915616), (48, 2733390), (54, 2429680), (55, 2385504), (60, 2186712), (66, 1987920), (72, 1822260), (80, 1640034), (88, 1490940), (90, 1457808), (96, 1366695), (99, 1325280), (108, 1214840), (110, 1192752), (120, 1093356), (121, 1084320), (132, 993960), (135, 971872), (144, 911130), (160, 820017), (165, 795168), (176, 745470), (180, 728904), (198, 662640), (216, 607420), (220, 596376), (240, 546678), (242, 542160), (251, 522720), (264, 496980), (270, 485936), (288, 455565), (297, 441760), (330, 397584), (352, 372735), (360, 364452), (363, 361440), (396, 331320), (432, 303710), (440, 298188), (480, 273339), (484, 271080), (495, 265056), (502, 261360), (528, 248490), (540, 242968), (594, 220880), (605, 216864), (660, 198792), (720, 182226), (726, 180720), (753, 174240), (792, 165660), (864, 151855), (880, 149094), (968, 135540), (990, 132528), (1004, 130680), (1056, 124245), (1080, 121484), (1089, 120480), (1188, 110440), (1210, 108432), (1255, 104544), (1320, 99396), (1440, 91113), (1452, 90360), (1485, 88352), (1506, 87120), (1584, 82830), (1760, 74547), (1815, 72288), (1936, 67770), (1980, 66264), (2008, 65340), (2160, 60742), (2178, 60240), (2259, 58080), (2376, 55220), (2420, 54216), (2510, 52272), (2640, 49698), (2761, 47520), (2904, 45180), (2970, 44176), (3012, 43560), (3168, 41415), (3267, 40160), (3630, 36144), (3765, 34848), (3872, 33885), (3960, 33132), (4016, 32670), (4320, 30371), (4356, 30120), (4518, 29040), (4752, 27610), (4840, 27108), (5020, 26136), (5280, 24849), (5445, 24096), (5522, 23760), (5808, 22590), (5940, 22088), (6024, 21780), (6534, 20080), (6777, 19360), (7260, 18072), (7530, 17424), (7920, 16566), (8032, 16335), (8283, 15840), (8712, 15060), (9036, 14520), (9504, 13805), (9680, 13554), (10040, 13068), (10890, 12048), (11044, 11880), (11295, 11616)]