293457920

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 208

約数和(自身を含む): 849242880

約数和(自身を除く): 555784960

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, 560, 623, 640, 644, 712, 736, 805, 890, 896, 920, 1024, 1120, 1246, 1280, 1288, 1424, 1472, 1610, 1780, 1792, 1840, 2047, 2048, 2240, 2492, 2560, 2576, 2848, 2944, 3115, 3220, 3560, 3584, 3680, 4094, 4096, 4480, 4984, 5120, 5152, 5696, 5888, 6230, 6440, 7120, 7168, 7360, 8188, 8960, 9968, 10235, 10240, 10304, 11392, 11776, 12460, 12880, 14240, 14329, 14336, 14720, 16376, 17920, 19936, 20470, 20480, 20608, 22784, 23552, 24920, 25760, 28480, 28658, 28672, 29440, 32752, 35840, 39872, 40940, 41216, 45568, 47104, 49840, 51520, 56960, 57316, 58880, 65504, 71645, 71680, 79744, 81880, 82432, 91136, 94208, 99680, 103040, 113920, 114632, 117760, 131008, 143290, 143360, 159488, 163760, 164864, 182272, 199360, 206080, 227840, 229264, 235520, 262016, 286580, 318976, 327520, 329728, 364544, 398720, 412160, 455680, 458528, 471040, 524032, 573160, 637952, 655040, 659456, 797440, 824320, 911360, 917056, 1048064, 1146320, 1275904, 1310080, 1594880, 1648640, 1822720, 1834112, 2096128, 2292640, 2551808, 2620160, 3189760, 3297280, 3668224, 4192256, 4585280, 5240320, 6379520, 7336448, 8384512, 9170560, 10480640, 12759040, 14672896, 18341120, 20961280, 29345792, 36682240, 41922560, 58691584, 73364480, 146728960, 293457920]

約数ペア:

[(1, 293457920), (2, 146728960), (4, 73364480), (5, 58691584), (7, 41922560), (8, 36682240), (10, 29345792), (14, 20961280), (16, 18341120), (20, 14672896), (23, 12759040), (28, 10480640), (32, 9170560), (35, 8384512), (40, 7336448), (46, 6379520), (56, 5240320), (64, 4585280), (70, 4192256), (80, 3668224), (89, 3297280), (92, 3189760), (112, 2620160), (115, 2551808), (128, 2292640), (140, 2096128), (160, 1834112), (161, 1822720), (178, 1648640), (184, 1594880), (224, 1310080), (230, 1275904), (256, 1146320), (280, 1048064), (320, 917056), (322, 911360), (356, 824320), (368, 797440), (445, 659456), (448, 655040), (460, 637952), (512, 573160), (560, 524032), (623, 471040), (640, 458528), (644, 455680), (712, 412160), (736, 398720), (805, 364544), (890, 329728), (896, 327520), (920, 318976), (1024, 286580), (1120, 262016), (1246, 235520), (1280, 229264), (1288, 227840), (1424, 206080), (1472, 199360), (1610, 182272), (1780, 164864), (1792, 163760), (1840, 159488), (2047, 143360), (2048, 143290), (2240, 131008), (2492, 117760), (2560, 114632), (2576, 113920), (2848, 103040), (2944, 99680), (3115, 94208), (3220, 91136), (3560, 82432), (3584, 81880), (3680, 79744), (4094, 71680), (4096, 71645), (4480, 65504), (4984, 58880), (5120, 57316), (5152, 56960), (5696, 51520), (5888, 49840), (6230, 47104), (6440, 45568), (7120, 41216), (7168, 40940), (7360, 39872), (8188, 35840), (8960, 32752), (9968, 29440), (10235, 28672), (10240, 28658), (10304, 28480), (11392, 25760), (11776, 24920), (12460, 23552), (12880, 22784), (14240, 20608), (14329, 20480), (14336, 20470), (14720, 19936), (16376, 17920)]