64327680

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{349}}^1$

素因数の和:384

約数の個数: 156

約数和(自身を含む): 223614300

約数和(自身を除く): 159286620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 349, 360, 384, 480, 512, 576, 640, 698, 720, 768, 960, 1024, 1047, 1152, 1280, 1396, 1440, 1536, 1745, 1920, 2048, 2094, 2304, 2560, 2792, 2880, 3072, 3141, 3490, 3840, 4096, 4188, 4608, 5120, 5235, 5584, 5760, 6144, 6282, 6980, 7680, 8376, 9216, 10240, 10470, 11168, 11520, 12288, 12564, 13960, 15360, 15705, 16752, 18432, 20480, 20940, 22336, 23040, 25128, 27920, 30720, 31410, 33504, 36864, 41880, 44672, 46080, 50256, 55840, 61440, 62820, 67008, 83760, 89344, 92160, 100512, 111680, 125640, 134016, 167520, 178688, 184320, 201024, 223360, 251280, 268032, 335040, 357376, 402048, 446720, 502560, 536064, 670080, 714752, 804096, 893440, 1005120, 1072128, 1340160, 1429504, 1608192, 1786880, 2010240, 2144256, 2680320, 3216384, 3573760, 4020480, 4288512, 5360640, 6432768, 7147520, 8040960, 10721280, 12865536, 16081920, 21442560, 32163840, 64327680]

約数ペア:

[(1, 64327680), (2, 32163840), (3, 21442560), (4, 16081920), (5, 12865536), (6, 10721280), (8, 8040960), (9, 7147520), (10, 6432768), (12, 5360640), (15, 4288512), (16, 4020480), (18, 3573760), (20, 3216384), (24, 2680320), (30, 2144256), (32, 2010240), (36, 1786880), (40, 1608192), (45, 1429504), (48, 1340160), (60, 1072128), (64, 1005120), (72, 893440), (80, 804096), (90, 714752), (96, 670080), (120, 536064), (128, 502560), (144, 446720), (160, 402048), (180, 357376), (192, 335040), (240, 268032), (256, 251280), (288, 223360), (320, 201024), (349, 184320), (360, 178688), (384, 167520), (480, 134016), (512, 125640), (576, 111680), (640, 100512), (698, 92160), (720, 89344), (768, 83760), (960, 67008), (1024, 62820), (1047, 61440), (1152, 55840), (1280, 50256), (1396, 46080), (1440, 44672), (1536, 41880), (1745, 36864), (1920, 33504), (2048, 31410), (2094, 30720), (2304, 27920), (2560, 25128), (2792, 23040), (2880, 22336), (3072, 20940), (3141, 20480), (3490, 18432), (3840, 16752), (4096, 15705), (4188, 15360), (4608, 13960), (5120, 12564), (5235, 12288), (5584, 11520), (5760, 11168), (6144, 10470), (6282, 10240), (6980, 9216), (7680, 8376)]