81453120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 448

約数和(自身を含む): 337084416

約数和(自身を除く): 255631296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 23, 24, 28, 30, 31, 32, 34, 35, 40, 42, 46, 48, 51, 56, 60, 62, 64, 68, 69, 70, 80, 84, 85, 92, 93, 96, 102, 105, 112, 115, 119, 120, 124, 136, 138, 140, 155, 160, 161, 168, 170, 184, 186, 192, 204, 210, 217, 224, 230, 238, 240, 248, 255, 272, 276, 280, 310, 320, 322, 336, 340, 345, 357, 368, 372, 391, 408, 420, 434, 448, 460, 465, 476, 480, 483, 496, 510, 527, 544, 552, 560, 595, 620, 644, 651, 672, 680, 690, 713, 714, 736, 744, 782, 805, 816, 840, 868, 920, 930, 952, 960, 966, 992, 1020, 1054, 1085, 1088, 1104, 1120, 1173, 1190, 1240, 1288, 1302, 1344, 1360, 1380, 1426, 1428, 1472, 1488, 1564, 1581, 1610, 1632, 1680, 1736, 1785, 1840, 1860, 1904, 1932, 1955, 1984, 2040, 2108, 2139, 2170, 2208, 2240, 2346, 2380, 2415, 2480, 2576, 2604, 2635, 2720, 2737, 2760, 2852, 2856, 2976, 3128, 3162, 3220, 3255, 3264, 3360, 3472, 3565, 3570, 3680, 3689, 3720, 3808, 3864, 3910, 4080, 4216, 4278, 4340, 4416, 4692, 4760, 4830, 4960, 4991, 5152, 5208, 5270, 5440, 5474, 5520, 5704, 5712, 5865, 5952, 6256, 6324, 6440, 6510, 6720, 6944, 7130, 7140, 7360, 7378, 7440, 7616, 7728, 7820, 7905, 8160, 8211, 8432, 8556, 8680, 9384, 9520, 9660, 9920, 9982, 10304, 10416, 10540, 10695, 10948, 11040, 11067, 11408, 11424, 11730, 12121, 12512, 12648, 12880, 13020, 13685, 13888, 14260, 14280, 14756, 14880, 14973, 15456, 15640, 15810, 16320, 16422, 16864, 17112, 17360, 18445, 18768, 19040, 19320, 19964, 20832, 21080, 21390, 21896, 22080, 22134, 22816, 22848, 23460, 24242, 24955, 25024, 25296, 25760, 26040, 27370, 28520, 28560, 29512, 29760, 29946, 30912, 31280, 31620, 32844, 33728, 34224, 34720, 36363, 36890, 37536, 38080, 38640, 39928, 41055, 41664, 42160, 42780, 43792, 44268, 45632, 46920, 48484, 49910, 50592, 51520, 52080, 54740, 55335, 57040, 57120, 59024, 59892, 60605, 62560, 63240, 65688, 68448, 69440, 72726, 73780, 74865, 75072, 77280, 79856, 82110, 84320, 84847, 85560, 87584, 88536, 93840, 96968, 99820, 101184, 104160, 109480, 110670, 114080, 114240, 118048, 119784, 121210, 125120, 126480, 131376, 136896, 145452, 147560, 149730, 154560, 159712, 164220, 168640, 169694, 171120, 175168, 177072, 181815, 187680, 193936, 199640, 208320, 218960, 221340, 228160, 236096, 239568, 242420, 252960, 254541, 262752, 290904, 295120, 299460, 319424, 328440, 339388, 342240, 354144, 363630, 375360, 387872, 399280, 424235, 437920, 442680, 479136, 484840, 505920, 509082, 525504, 581808, 590240, 598920, 656880, 678776, 684480, 708288, 727260, 775744, 798560, 848470, 875840, 885360, 958272, 969680, 1018164, 1163616, 1180480, 1197840, 1272705, 1313760, 1357552, 1454520, 1597120, 1696940, 1770720, 1939360, 2036328, 2327232, 2395680, 2545410, 2627520, 2715104, 2909040, 3393880, 3541440, 3878720, 4072656, 4791360, 5090820, 5430208, 5818080, 6787760, 8145312, 10181640, 11636160, 13575520, 16290624, 20363280, 27151040, 40726560, 81453120]

約数ペア:

[(1, 81453120), (2, 40726560), (3, 27151040), (4, 20363280), (5, 16290624), (6, 13575520), (7, 11636160), (8, 10181640), (10, 8145312), (12, 6787760), (14, 5818080), (15, 5430208), (16, 5090820), (17, 4791360), (20, 4072656), (21, 3878720), (23, 3541440), (24, 3393880), (28, 2909040), (30, 2715104), (31, 2627520), (32, 2545410), (34, 2395680), (35, 2327232), (40, 2036328), (42, 1939360), (46, 1770720), (48, 1696940), (51, 1597120), (56, 1454520), (60, 1357552), (62, 1313760), (64, 1272705), (68, 1197840), (69, 1180480), (70, 1163616), (80, 1018164), (84, 969680), (85, 958272), (92, 885360), (93, 875840), (96, 848470), (102, 798560), (105, 775744), (112, 727260), (115, 708288), (119, 684480), (120, 678776), (124, 656880), (136, 598920), (138, 590240), (140, 581808), (155, 525504), (160, 509082), (161, 505920), (168, 484840), (170, 479136), (184, 442680), (186, 437920), (192, 424235), (204, 399280), (210, 387872), (217, 375360), (224, 363630), (230, 354144), (238, 342240), (240, 339388), (248, 328440), (255, 319424), (272, 299460), (276, 295120), (280, 290904), (310, 262752), (320, 254541), (322, 252960), (336, 242420), (340, 239568), (345, 236096), (357, 228160), (368, 221340), (372, 218960), (391, 208320), (408, 199640), (420, 193936), (434, 187680), (448, 181815), (460, 177072), (465, 175168), (476, 171120), (480, 169694), (483, 168640), (496, 164220), (510, 159712), (527, 154560), (544, 149730), (552, 147560), (560, 145452), (595, 136896), (620, 131376), (644, 126480), (651, 125120), (672, 121210), (680, 119784), (690, 118048), (713, 114240), (714, 114080), (736, 110670), (744, 109480), (782, 104160), (805, 101184), (816, 99820), (840, 96968), (868, 93840), (920, 88536), (930, 87584), (952, 85560), (960, 84847), (966, 84320), (992, 82110), (1020, 79856), (1054, 77280), (1085, 75072), (1088, 74865), (1104, 73780), (1120, 72726), (1173, 69440), (1190, 68448), (1240, 65688), (1288, 63240), (1302, 62560), (1344, 60605), (1360, 59892), (1380, 59024), (1426, 57120), (1428, 57040), (1472, 55335), (1488, 54740), (1564, 52080), (1581, 51520), (1610, 50592), (1632, 49910), (1680, 48484), (1736, 46920), (1785, 45632), (1840, 44268), (1860, 43792), (1904, 42780), (1932, 42160), (1955, 41664), (1984, 41055), (2040, 39928), (2108, 38640), (2139, 38080), (2170, 37536), (2208, 36890), (2240, 36363), (2346, 34720), (2380, 34224), (2415, 33728), (2480, 32844), (2576, 31620), (2604, 31280), (2635, 30912), (2720, 29946), (2737, 29760), (2760, 29512), (2852, 28560), (2856, 28520), (2976, 27370), (3128, 26040), (3162, 25760), (3220, 25296), (3255, 25024), (3264, 24955), (3360, 24242), (3472, 23460), (3565, 22848), (3570, 22816), (3680, 22134), (3689, 22080), (3720, 21896), (3808, 21390), (3864, 21080), (3910, 20832), (4080, 19964), (4216, 19320), (4278, 19040), (4340, 18768), (4416, 18445), (4692, 17360), (4760, 17112), (4830, 16864), (4960, 16422), (4991, 16320), (5152, 15810), (5208, 15640), (5270, 15456), (5440, 14973), (5474, 14880), (5520, 14756), (5704, 14280), (5712, 14260), (5865, 13888), (5952, 13685), (6256, 13020), (6324, 12880), (6440, 12648), (6510, 12512), (6720, 12121), (6944, 11730), (7130, 11424), (7140, 11408), (7360, 11067), (7378, 11040), (7440, 10948), (7616, 10695), (7728, 10540), (7820, 10416), (7905, 10304), (8160, 9982), (8211, 9920), (8432, 9660), (8556, 9520), (8680, 9384)]