404960320

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:372

約数の個数: 112

約数和(自身を含む): 993404160

約数和(自身を除く): 588443840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 83, 158, 160, 166, 193, 316, 320, 332, 386, 395, 415, 632, 664, 772, 790, 830, 965, 1264, 1328, 1544, 1580, 1660, 1930, 2528, 2656, 3088, 3160, 3320, 3860, 5056, 5312, 6176, 6320, 6557, 6640, 7720, 12352, 12640, 13114, 13280, 15247, 15440, 16019, 25280, 26228, 26560, 30494, 30880, 32038, 32785, 52456, 60988, 61760, 64076, 65570, 76235, 80095, 104912, 121976, 128152, 131140, 152470, 160190, 209824, 243952, 256304, 262280, 304940, 320380, 419648, 487904, 512608, 524560, 609880, 640760, 975808, 1025216, 1049120, 1219760, 1265501, 1281520, 2098240, 2439520, 2531002, 2563040, 4879040, 5062004, 5126080, 6327505, 10124008, 12655010, 20248016, 25310020, 40496032, 50620040, 80992064, 101240080, 202480160, 404960320]

約数ペア:

[(1, 404960320), (2, 202480160), (4, 101240080), (5, 80992064), (8, 50620040), (10, 40496032), (16, 25310020), (20, 20248016), (32, 12655010), (40, 10124008), (64, 6327505), (79, 5126080), (80, 5062004), (83, 4879040), (158, 2563040), (160, 2531002), (166, 2439520), (193, 2098240), (316, 1281520), (320, 1265501), (332, 1219760), (386, 1049120), (395, 1025216), (415, 975808), (632, 640760), (664, 609880), (772, 524560), (790, 512608), (830, 487904), (965, 419648), (1264, 320380), (1328, 304940), (1544, 262280), (1580, 256304), (1660, 243952), (1930, 209824), (2528, 160190), (2656, 152470), (3088, 131140), (3160, 128152), (3320, 121976), (3860, 104912), (5056, 80095), (5312, 76235), (6176, 65570), (6320, 64076), (6557, 61760), (6640, 60988), (7720, 52456), (12352, 32785), (12640, 32038), (13114, 30880), (13280, 30494), (15247, 26560), (15440, 26228), (16019, 25280)]