127006720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 310564800

約数和(自身を除く): 183558080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 157, 158, 160, 256, 314, 316, 320, 395, 512, 628, 632, 640, 785, 790, 1024, 1256, 1264, 1280, 1570, 1580, 2048, 2512, 2528, 2560, 3140, 3160, 5024, 5056, 5120, 6280, 6320, 10048, 10112, 10240, 12403, 12560, 12640, 20096, 20224, 24806, 25120, 25280, 40192, 40448, 49612, 50240, 50560, 62015, 80384, 80896, 99224, 100480, 101120, 124030, 160768, 161792, 198448, 200960, 202240, 248060, 321536, 396896, 401920, 404480, 496120, 793792, 803840, 808960, 992240, 1587584, 1607680, 1984480, 3175168, 3968960, 6350336, 7937920, 12700672, 15875840, 25401344, 31751680, 63503360, 127006720]

約数ペア:

[(1, 127006720), (2, 63503360), (4, 31751680), (5, 25401344), (8, 15875840), (10, 12700672), (16, 7937920), (20, 6350336), (32, 3968960), (40, 3175168), (64, 1984480), (79, 1607680), (80, 1587584), (128, 992240), (157, 808960), (158, 803840), (160, 793792), (256, 496120), (314, 404480), (316, 401920), (320, 396896), (395, 321536), (512, 248060), (628, 202240), (632, 200960), (640, 198448), (785, 161792), (790, 160768), (1024, 124030), (1256, 101120), (1264, 100480), (1280, 99224), (1570, 80896), (1580, 80384), (2048, 62015), (2512, 50560), (2528, 50240), (2560, 49612), (3140, 40448), (3160, 40192), (5024, 25280), (5056, 25120), (5120, 24806), (6280, 20224), (6320, 20096), (10048, 12640), (10112, 12560), (10240, 12403)]