280674720

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{7219}}^1$

素因数の和:7249

約数の個数: 144

約数和(自身を含む): 993414240

約数和(自身を除く): 712739520

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7219, 7776, 9720, 12960, 14438, 19440, 21657, 28876, 36095, 38880, 43314, 57752, 64971, 72190, 86628, 108285, 115504, 129942, 144380, 173256, 194913, 216570, 231008, 259884, 288760, 324855, 346512, 389826, 433140, 519768, 577520, 584739, 649710, 693024, 779652, 866280, 974565, 1039536, 1155040, 1169478, 1299420, 1559304, 1732560, 1754217, 1949130, 2079072, 2338956, 2598840, 2923695, 3118608, 3465120, 3508434, 3898260, 4677912, 5197680, 5847390, 6237216, 7016868, 7796520, 8771085, 9355824, 10395360, 11694780, 14033736, 15593040, 17542170, 18711648, 23389560, 28067472, 31186080, 35084340, 46779120, 56134944, 70168680, 93558240, 140337360, 280674720]

約数ペア:

[(1, 280674720), (2, 140337360), (3, 93558240), (4, 70168680), (5, 56134944), (6, 46779120), (8, 35084340), (9, 31186080), (10, 28067472), (12, 23389560), (15, 18711648), (16, 17542170), (18, 15593040), (20, 14033736), (24, 11694780), (27, 10395360), (30, 9355824), (32, 8771085), (36, 7796520), (40, 7016868), (45, 6237216), (48, 5847390), (54, 5197680), (60, 4677912), (72, 3898260), (80, 3508434), (81, 3465120), (90, 3118608), (96, 2923695), (108, 2598840), (120, 2338956), (135, 2079072), (144, 1949130), (160, 1754217), (162, 1732560), (180, 1559304), (216, 1299420), (240, 1169478), (243, 1155040), (270, 1039536), (288, 974565), (324, 866280), (360, 779652), (405, 693024), (432, 649710), (480, 584739), (486, 577520), (540, 519768), (648, 433140), (720, 389826), (810, 346512), (864, 324855), (972, 288760), (1080, 259884), (1215, 231008), (1296, 216570), (1440, 194913), (1620, 173256), (1944, 144380), (2160, 129942), (2430, 115504), (2592, 108285), (3240, 86628), (3888, 72190), (4320, 64971), (4860, 57752), (6480, 43314), (7219, 38880), (7776, 36095), (9720, 28876), (12960, 21657), (14438, 19440)]