840085120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 256

約数和(自身を含む): 2481684480

約数和(自身を除く): 1641599360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 112, 115, 124, 128, 140, 155, 160, 161, 184, 217, 224, 230, 248, 263, 280, 310, 320, 322, 368, 434, 448, 460, 496, 526, 560, 620, 640, 644, 713, 736, 805, 868, 896, 920, 992, 1052, 1085, 1120, 1240, 1288, 1315, 1426, 1472, 1610, 1736, 1840, 1841, 1984, 2104, 2170, 2240, 2480, 2576, 2630, 2852, 2944, 3220, 3472, 3565, 3680, 3682, 3968, 4208, 4340, 4480, 4960, 4991, 5152, 5260, 5704, 6049, 6440, 6944, 7130, 7360, 7364, 8153, 8416, 8680, 9205, 9920, 9982, 10304, 10520, 11408, 12098, 12880, 13888, 14260, 14720, 14728, 16306, 16832, 17360, 18410, 19840, 19964, 20608, 21040, 22816, 24196, 24955, 25760, 27776, 28520, 29456, 30245, 32612, 33664, 34720, 36820, 39928, 40765, 42080, 42343, 45632, 48392, 49910, 51520, 57040, 57071, 58912, 60490, 65224, 69440, 73640, 79856, 81530, 84160, 84686, 91264, 96784, 99820, 103040, 114080, 114142, 117824, 120980, 130448, 138880, 147280, 159712, 163060, 168320, 169372, 187519, 193568, 199640, 211715, 228160, 228284, 235648, 241960, 260896, 285355, 294560, 319424, 326120, 338744, 375038, 387136, 399280, 423430, 456320, 456568, 483920, 521792, 570710, 589120, 638848, 652240, 677488, 750076, 774272, 798560, 846860, 913136, 937595, 967840, 1043584, 1141420, 1178240, 1304480, 1312633, 1354976, 1500152, 1597120, 1693720, 1826272, 1875190, 1935680, 2282840, 2608960, 2625266, 2709952, 3000304, 3194240, 3387440, 3652544, 3750380, 3871360, 4565680, 5217920, 5250532, 5419904, 6000608, 6563165, 6774880, 7305088, 7500760, 9131360, 10501064, 12001216, 13126330, 13549760, 15001520, 18262720, 21002128, 24002432, 26252660, 27099520, 30003040, 36525440, 42004256, 52505320, 60006080, 84008512, 105010640, 120012160, 168017024, 210021280, 420042560, 840085120]

約数ペア:

[(1, 840085120), (2, 420042560), (4, 210021280), (5, 168017024), (7, 120012160), (8, 105010640), (10, 84008512), (14, 60006080), (16, 52505320), (20, 42004256), (23, 36525440), (28, 30003040), (31, 27099520), (32, 26252660), (35, 24002432), (40, 21002128), (46, 18262720), (56, 15001520), (62, 13549760), (64, 13126330), (70, 12001216), (80, 10501064), (92, 9131360), (112, 7500760), (115, 7305088), (124, 6774880), (128, 6563165), (140, 6000608), (155, 5419904), (160, 5250532), (161, 5217920), (184, 4565680), (217, 3871360), (224, 3750380), (230, 3652544), (248, 3387440), (263, 3194240), (280, 3000304), (310, 2709952), (320, 2625266), (322, 2608960), (368, 2282840), (434, 1935680), (448, 1875190), (460, 1826272), (496, 1693720), (526, 1597120), (560, 1500152), (620, 1354976), (640, 1312633), (644, 1304480), (713, 1178240), (736, 1141420), (805, 1043584), (868, 967840), (896, 937595), (920, 913136), (992, 846860), (1052, 798560), (1085, 774272), (1120, 750076), (1240, 677488), (1288, 652240), (1315, 638848), (1426, 589120), (1472, 570710), (1610, 521792), (1736, 483920), (1840, 456568), (1841, 456320), (1984, 423430), (2104, 399280), (2170, 387136), (2240, 375038), (2480, 338744), (2576, 326120), (2630, 319424), (2852, 294560), (2944, 285355), (3220, 260896), (3472, 241960), (3565, 235648), (3680, 228284), (3682, 228160), (3968, 211715), (4208, 199640), (4340, 193568), (4480, 187519), (4960, 169372), (4991, 168320), (5152, 163060), (5260, 159712), (5704, 147280), (6049, 138880), (6440, 130448), (6944, 120980), (7130, 117824), (7360, 114142), (7364, 114080), (8153, 103040), (8416, 99820), (8680, 96784), (9205, 91264), (9920, 84686), (9982, 84160), (10304, 81530), (10520, 79856), (11408, 73640), (12098, 69440), (12880, 65224), (13888, 60490), (14260, 58912), (14720, 57071), (14728, 57040), (16306, 51520), (16832, 49910), (17360, 48392), (18410, 45632), (19840, 42343), (19964, 42080), (20608, 40765), (21040, 39928), (22816, 36820), (24196, 34720), (24955, 33664), (25760, 32612), (27776, 30245), (28520, 29456)]