172141920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:885

約数の個数: 144

約数和(自身を含む): 591684912

約数和(自身を除く): 419542992

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, 72, 80, 90, 96, 120, 144, 160, 173, 180, 240, 288, 346, 360, 480, 519, 691, 692, 720, 865, 1038, 1382, 1384, 1440, 1557, 1730, 2073, 2076, 2595, 2764, 2768, 3114, 3455, 3460, 4146, 4152, 5190, 5528, 5536, 6219, 6228, 6910, 6920, 7785, 8292, 8304, 10365, 10380, 11056, 12438, 12456, 13820, 13840, 15570, 16584, 16608, 20730, 20760, 22112, 24876, 24912, 27640, 27680, 31095, 31140, 33168, 41460, 41520, 49752, 49824, 55280, 62190, 62280, 66336, 82920, 83040, 99504, 110560, 119543, 124380, 124560, 165840, 199008, 239086, 248760, 249120, 331680, 358629, 478172, 497520, 597715, 717258, 956344, 995040, 1075887, 1195430, 1434516, 1793145, 1912688, 2151774, 2390860, 2869032, 3586290, 3825376, 4303548, 4781720, 5379435, 5738064, 7172580, 8607096, 9563440, 10758870, 11476128, 14345160, 17214192, 19126880, 21517740, 28690320, 34428384, 43035480, 57380640, 86070960, 172141920]

約数ペア:

[(1, 172141920), (2, 86070960), (3, 57380640), (4, 43035480), (5, 34428384), (6, 28690320), (8, 21517740), (9, 19126880), (10, 17214192), (12, 14345160), (15, 11476128), (16, 10758870), (18, 9563440), (20, 8607096), (24, 7172580), (30, 5738064), (32, 5379435), (36, 4781720), (40, 4303548), (45, 3825376), (48, 3586290), (60, 2869032), (72, 2390860), (80, 2151774), (90, 1912688), (96, 1793145), (120, 1434516), (144, 1195430), (160, 1075887), (173, 995040), (180, 956344), (240, 717258), (288, 597715), (346, 497520), (360, 478172), (480, 358629), (519, 331680), (691, 249120), (692, 248760), (720, 239086), (865, 199008), (1038, 165840), (1382, 124560), (1384, 124380), (1440, 119543), (1557, 110560), (1730, 99504), (2073, 83040), (2076, 82920), (2595, 66336), (2764, 62280), (2768, 62190), (3114, 55280), (3455, 49824), (3460, 49752), (4146, 41520), (4152, 41460), (5190, 33168), (5528, 31140), (5536, 31095), (6219, 27680), (6228, 27640), (6910, 24912), (6920, 24876), (7785, 22112), (8292, 20760), (8304, 20730), (10365, 16608), (10380, 16584), (11056, 15570), (12438, 13840), (12456, 13820)]