1397073920

素因数分解:

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

素因数の和:274

約数の個数: 192

約数和(自身を含む): 3726777600

約数和(自身を除く): 2329703680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 157, 158, 160, 176, 220, 256, 314, 316, 320, 352, 395, 440, 512, 628, 632, 640, 704, 785, 790, 869, 880, 1024, 1256, 1264, 1280, 1408, 1570, 1580, 1727, 1738, 1760, 2048, 2512, 2528, 2560, 2816, 3140, 3160, 3454, 3476, 3520, 4345, 5024, 5056, 5120, 5632, 6280, 6320, 6908, 6952, 7040, 8635, 8690, 10048, 10112, 10240, 11264, 12403, 12560, 12640, 13816, 13904, 14080, 17270, 17380, 20096, 20224, 22528, 24806, 25120, 25280, 27632, 27808, 28160, 34540, 34760, 40192, 40448, 49612, 50240, 50560, 55264, 55616, 56320, 62015, 69080, 69520, 80384, 80896, 99224, 100480, 101120, 110528, 111232, 112640, 124030, 136433, 138160, 139040, 160768, 161792, 198448, 200960, 202240, 221056, 222464, 248060, 272866, 276320, 278080, 321536, 396896, 401920, 404480, 442112, 444928, 496120, 545732, 552640, 556160, 682165, 793792, 803840, 808960, 884224, 889856, 992240, 1091464, 1105280, 1112320, 1364330, 1587584, 1607680, 1768448, 1779712, 1984480, 2182928, 2210560, 2224640, 2728660, 3175168, 3536896, 3968960, 4365856, 4421120, 4449280, 5457320, 6350336, 7937920, 8731712, 8842240, 8898560, 10914640, 12700672, 15875840, 17463424, 17684480, 21829280, 25401344, 31751680, 34926848, 43658560, 63503360, 69853696, 87317120, 127006720, 139707392, 174634240, 279414784, 349268480, 698536960, 1397073920]

約数ペア:

[(1, 1397073920), (2, 698536960), (4, 349268480), (5, 279414784), (8, 174634240), (10, 139707392), (11, 127006720), (16, 87317120), (20, 69853696), (22, 63503360), (32, 43658560), (40, 34926848), (44, 31751680), (55, 25401344), (64, 21829280), (79, 17684480), (80, 17463424), (88, 15875840), (110, 12700672), (128, 10914640), (157, 8898560), (158, 8842240), (160, 8731712), (176, 7937920), (220, 6350336), (256, 5457320), (314, 4449280), (316, 4421120), (320, 4365856), (352, 3968960), (395, 3536896), (440, 3175168), (512, 2728660), (628, 2224640), (632, 2210560), (640, 2182928), (704, 1984480), (785, 1779712), (790, 1768448), (869, 1607680), (880, 1587584), (1024, 1364330), (1256, 1112320), (1264, 1105280), (1280, 1091464), (1408, 992240), (1570, 889856), (1580, 884224), (1727, 808960), (1738, 803840), (1760, 793792), (2048, 682165), (2512, 556160), (2528, 552640), (2560, 545732), (2816, 496120), (3140, 444928), (3160, 442112), (3454, 404480), (3476, 401920), (3520, 396896), (4345, 321536), (5024, 278080), (5056, 276320), (5120, 272866), (5632, 248060), (6280, 222464), (6320, 221056), (6908, 202240), (6952, 200960), (7040, 198448), (8635, 161792), (8690, 160768), (10048, 139040), (10112, 138160), (10240, 136433), (11264, 124030), (12403, 112640), (12560, 111232), (12640, 110528), (13816, 101120), (13904, 100480), (14080, 99224), (17270, 80896), (17380, 80384), (20096, 69520), (20224, 69080), (22528, 62015), (24806, 56320), (25120, 55616), (25280, 55264), (27632, 50560), (27808, 50240), (28160, 49612), (34540, 40448), (34760, 40192)]