1687383040

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 264

約数和(自身を含む): 4890201120

約数和(自身を除く): 3202818080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 89, 92, 112, 115, 128, 140, 160, 161, 178, 184, 224, 230, 256, 280, 320, 322, 356, 368, 445, 448, 460, 512, 529, 560, 623, 640, 644, 712, 736, 805, 890, 896, 920, 1024, 1058, 1120, 1246, 1280, 1288, 1424, 1472, 1610, 1780, 1792, 1840, 2047, 2116, 2240, 2492, 2560, 2576, 2645, 2848, 2944, 3115, 3220, 3560, 3584, 3680, 3703, 4094, 4232, 4480, 4984, 5120, 5152, 5290, 5696, 5888, 6230, 6440, 7120, 7168, 7360, 7406, 8188, 8464, 8960, 9968, 10235, 10304, 10580, 11392, 11776, 12460, 12880, 14240, 14329, 14720, 14812, 16376, 16928, 17920, 18515, 19936, 20470, 20608, 21160, 22784, 23552, 24920, 25760, 28480, 28658, 29440, 29624, 32752, 33856, 35840, 37030, 39872, 40940, 41216, 42320, 45568, 47081, 49840, 51520, 56960, 57316, 58880, 59248, 65504, 67712, 71645, 74060, 79744, 81880, 82432, 84640, 91136, 94162, 99680, 103040, 113920, 114632, 117760, 118496, 131008, 135424, 143290, 148120, 159488, 163760, 164864, 169280, 188324, 199360, 206080, 227840, 229264, 235405, 236992, 262016, 270848, 286580, 296240, 318976, 327520, 329567, 338560, 376648, 398720, 412160, 455680, 458528, 470810, 473984, 524032, 541696, 573160, 592480, 637952, 655040, 659134, 677120, 753296, 797440, 824320, 917056, 941620, 947968, 1048064, 1146320, 1184960, 1310080, 1318268, 1354240, 1506592, 1594880, 1647835, 1834112, 1883240, 1895936, 2096128, 2292640, 2369920, 2620160, 2636536, 2708480, 3013184, 3189760, 3295670, 3668224, 3766480, 3791872, 4585280, 4739840, 5240320, 5273072, 6026368, 6591340, 7336448, 7532960, 9170560, 9479680, 10480640, 10546144, 12052736, 13182680, 14672896, 15065920, 18341120, 18959360, 21092288, 24105472, 26365360, 30131840, 36682240, 42184576, 48210944, 52730720, 60263680, 73364480, 84369152, 105461440, 120527360, 168738304, 210922880, 241054720, 337476608, 421845760, 843691520, 1687383040]

約数ペア:

[(1, 1687383040), (2, 843691520), (4, 421845760), (5, 337476608), (7, 241054720), (8, 210922880), (10, 168738304), (14, 120527360), (16, 105461440), (20, 84369152), (23, 73364480), (28, 60263680), (32, 52730720), (35, 48210944), (40, 42184576), (46, 36682240), (56, 30131840), (64, 26365360), (70, 24105472), (80, 21092288), (89, 18959360), (92, 18341120), (112, 15065920), (115, 14672896), (128, 13182680), (140, 12052736), (160, 10546144), (161, 10480640), (178, 9479680), (184, 9170560), (224, 7532960), (230, 7336448), (256, 6591340), (280, 6026368), (320, 5273072), (322, 5240320), (356, 4739840), (368, 4585280), (445, 3791872), (448, 3766480), (460, 3668224), (512, 3295670), (529, 3189760), (560, 3013184), (623, 2708480), (640, 2636536), (644, 2620160), (712, 2369920), (736, 2292640), (805, 2096128), (890, 1895936), (896, 1883240), (920, 1834112), (1024, 1647835), (1058, 1594880), (1120, 1506592), (1246, 1354240), (1280, 1318268), (1288, 1310080), (1424, 1184960), (1472, 1146320), (1610, 1048064), (1780, 947968), (1792, 941620), (1840, 917056), (2047, 824320), (2116, 797440), (2240, 753296), (2492, 677120), (2560, 659134), (2576, 655040), (2645, 637952), (2848, 592480), (2944, 573160), (3115, 541696), (3220, 524032), (3560, 473984), (3584, 470810), (3680, 458528), (3703, 455680), (4094, 412160), (4232, 398720), (4480, 376648), (4984, 338560), (5120, 329567), (5152, 327520), (5290, 318976), (5696, 296240), (5888, 286580), (6230, 270848), (6440, 262016), (7120, 236992), (7168, 235405), (7360, 229264), (7406, 227840), (8188, 206080), (8464, 199360), (8960, 188324), (9968, 169280), (10235, 164864), (10304, 163760), (10580, 159488), (11392, 148120), (11776, 143290), (12460, 135424), (12880, 131008), (14240, 118496), (14329, 117760), (14720, 114632), (14812, 113920), (16376, 103040), (16928, 99680), (17920, 94162), (18515, 91136), (19936, 84640), (20470, 82432), (20608, 81880), (21160, 79744), (22784, 74060), (23552, 71645), (24920, 67712), (25760, 65504), (28480, 59248), (28658, 58880), (29440, 57316), (29624, 56960), (32752, 51520), (33856, 49840), (35840, 47081), (37030, 45568), (39872, 42320), (40940, 41216)]