420042560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:341

約数の個数: 224

約数和(自身を含む): 1235976192

約数和(自身を除く): 815933632

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, 140, 155, 160, 161, 184, 217, 224, 230, 248, 263, 280, 310, 320, 322, 368, 434, 448, 460, 496, 526, 560, 620, 644, 713, 736, 805, 868, 920, 992, 1052, 1085, 1120, 1240, 1288, 1315, 1426, 1472, 1610, 1736, 1840, 1841, 1984, 2104, 2170, 2240, 2480, 2576, 2630, 2852, 3220, 3472, 3565, 3680, 3682, 4208, 4340, 4960, 4991, 5152, 5260, 5704, 6049, 6440, 6944, 7130, 7360, 7364, 8153, 8416, 8680, 9205, 9920, 9982, 10304, 10520, 11408, 12098, 12880, 13888, 14260, 14728, 16306, 16832, 17360, 18410, 19964, 21040, 22816, 24196, 24955, 25760, 28520, 29456, 30245, 32612, 34720, 36820, 39928, 40765, 42080, 42343, 45632, 48392, 49910, 51520, 57040, 57071, 58912, 60490, 65224, 69440, 73640, 79856, 81530, 84160, 84686, 96784, 99820, 114080, 114142, 117824, 120980, 130448, 147280, 159712, 163060, 169372, 187519, 193568, 199640, 211715, 228160, 228284, 241960, 260896, 285355, 294560, 319424, 326120, 338744, 375038, 387136, 399280, 423430, 456568, 483920, 521792, 570710, 589120, 652240, 677488, 750076, 798560, 846860, 913136, 937595, 967840, 1141420, 1304480, 1312633, 1354976, 1500152, 1597120, 1693720, 1826272, 1875190, 1935680, 2282840, 2608960, 2625266, 2709952, 3000304, 3387440, 3652544, 3750380, 4565680, 5250532, 6000608, 6563165, 6774880, 7500760, 9131360, 10501064, 12001216, 13126330, 13549760, 15001520, 18262720, 21002128, 26252660, 30003040, 42004256, 52505320, 60006080, 84008512, 105010640, 210021280, 420042560]

約数ペア:

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