17910720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{691}}^1$

素因数の和:720

約数の個数: 140

約数和(自身を含む): 63803784

約数和(自身を除く): 45893064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 691, 720, 810, 864, 960, 1080, 1296, 1382, 1440, 1620, 1728, 2073, 2160, 2592, 2764, 2880, 3240, 3455, 4146, 4320, 5184, 5528, 6219, 6480, 6910, 8292, 8640, 10365, 11056, 12438, 12960, 13820, 16584, 18657, 20730, 22112, 24876, 25920, 27640, 31095, 33168, 37314, 41460, 44224, 49752, 55280, 55971, 62190, 66336, 74628, 82920, 93285, 99504, 110560, 111942, 124380, 132672, 149256, 165840, 186570, 199008, 221120, 223884, 248760, 279855, 298512, 331680, 373140, 398016, 447768, 497520, 559710, 597024, 663360, 746280, 895536, 995040, 1119420, 1194048, 1492560, 1791072, 1990080, 2238840, 2985120, 3582144, 4477680, 5970240, 8955360, 17910720]

約数ペア:

[(1, 17910720), (2, 8955360), (3, 5970240), (4, 4477680), (5, 3582144), (6, 2985120), (8, 2238840), (9, 1990080), (10, 1791072), (12, 1492560), (15, 1194048), (16, 1119420), (18, 995040), (20, 895536), (24, 746280), (27, 663360), (30, 597024), (32, 559710), (36, 497520), (40, 447768), (45, 398016), (48, 373140), (54, 331680), (60, 298512), (64, 279855), (72, 248760), (80, 223884), (81, 221120), (90, 199008), (96, 186570), (108, 165840), (120, 149256), (135, 132672), (144, 124380), (160, 111942), (162, 110560), (180, 99504), (192, 93285), (216, 82920), (240, 74628), (270, 66336), (288, 62190), (320, 55971), (324, 55280), (360, 49752), (405, 44224), (432, 41460), (480, 37314), (540, 33168), (576, 31095), (648, 27640), (691, 25920), (720, 24876), (810, 22112), (864, 20730), (960, 18657), (1080, 16584), (1296, 13820), (1382, 12960), (1440, 12438), (1620, 11056), (1728, 10365), (2073, 8640), (2160, 8292), (2592, 6910), (2764, 6480), (2880, 6219), (3240, 5528), (3455, 5184), (4146, 4320)]