83771520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 256

約数和(自身を含む): 319610880

約数和(自身を除く): 235839360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 271, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 542, 552, 560, 640, 644, 672, 690, 736, 805, 813, 840, 896, 920, 960, 966, 1084, 1104, 1120, 1288, 1344, 1355, 1380, 1472, 1610, 1626, 1680, 1840, 1897, 1920, 1932, 2168, 2208, 2240, 2415, 2576, 2688, 2710, 2760, 2944, 3220, 3252, 3360, 3680, 3794, 3864, 4065, 4336, 4416, 4480, 4830, 5152, 5420, 5520, 5691, 6233, 6440, 6504, 6720, 7360, 7588, 7728, 8130, 8672, 8832, 9485, 9660, 10304, 10840, 11040, 11382, 12466, 12880, 13008, 13440, 14720, 15176, 15456, 16260, 17344, 18699, 18970, 19320, 20608, 21680, 22080, 22764, 24932, 25760, 26016, 28455, 30352, 30912, 31165, 32520, 34688, 37398, 37940, 38640, 43360, 43631, 44160, 45528, 49864, 51520, 52032, 56910, 60704, 61824, 62330, 65040, 74796, 75880, 77280, 86720, 87262, 91056, 93495, 99728, 103040, 104064, 113820, 121408, 124660, 130080, 130893, 149592, 151760, 154560, 173440, 174524, 182112, 186990, 199456, 218155, 227640, 242816, 249320, 260160, 261786, 299184, 303520, 309120, 349048, 364224, 373980, 398912, 436310, 455280, 498640, 520320, 523572, 598368, 607040, 654465, 698096, 728448, 747960, 797824, 872620, 910560, 997280, 1047144, 1196736, 1214080, 1308930, 1396192, 1495920, 1745240, 1821120, 1994560, 2094288, 2393472, 2617860, 2792384, 2991840, 3490480, 3642240, 3989120, 4188576, 5235720, 5584768, 5983680, 6980960, 8377152, 10471440, 11967360, 13961920, 16754304, 20942880, 27923840, 41885760, 83771520]

約数ペア:

[(1, 83771520), (2, 41885760), (3, 27923840), (4, 20942880), (5, 16754304), (6, 13961920), (7, 11967360), (8, 10471440), (10, 8377152), (12, 6980960), (14, 5983680), (15, 5584768), (16, 5235720), (20, 4188576), (21, 3989120), (23, 3642240), (24, 3490480), (28, 2991840), (30, 2792384), (32, 2617860), (35, 2393472), (40, 2094288), (42, 1994560), (46, 1821120), (48, 1745240), (56, 1495920), (60, 1396192), (64, 1308930), (69, 1214080), (70, 1196736), (80, 1047144), (84, 997280), (92, 910560), (96, 872620), (105, 797824), (112, 747960), (115, 728448), (120, 698096), (128, 654465), (138, 607040), (140, 598368), (160, 523572), (161, 520320), (168, 498640), (184, 455280), (192, 436310), (210, 398912), (224, 373980), (230, 364224), (240, 349048), (271, 309120), (276, 303520), (280, 299184), (320, 261786), (322, 260160), (336, 249320), (345, 242816), (368, 227640), (384, 218155), (420, 199456), (448, 186990), (460, 182112), (480, 174524), (483, 173440), (542, 154560), (552, 151760), (560, 149592), (640, 130893), (644, 130080), (672, 124660), (690, 121408), (736, 113820), (805, 104064), (813, 103040), (840, 99728), (896, 93495), (920, 91056), (960, 87262), (966, 86720), (1084, 77280), (1104, 75880), (1120, 74796), (1288, 65040), (1344, 62330), (1355, 61824), (1380, 60704), (1472, 56910), (1610, 52032), (1626, 51520), (1680, 49864), (1840, 45528), (1897, 44160), (1920, 43631), (1932, 43360), (2168, 38640), (2208, 37940), (2240, 37398), (2415, 34688), (2576, 32520), (2688, 31165), (2710, 30912), (2760, 30352), (2944, 28455), (3220, 26016), (3252, 25760), (3360, 24932), (3680, 22764), (3794, 22080), (3864, 21680), (4065, 20608), (4336, 19320), (4416, 18970), (4480, 18699), (4830, 17344), (5152, 16260), (5420, 15456), (5520, 15176), (5691, 14720), (6233, 13440), (6440, 13008), (6504, 12880), (6720, 12466), (7360, 11382), (7588, 11040), (7728, 10840), (8130, 10304), (8672, 9660), (8832, 9485)]