21252984720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{136447}}^1$

素因数の和:136533

約数の個数: 160

約数和(自身を含む): 73092464640

約数和(自身を除く): 51839479920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 110, 118, 120, 132, 165, 176, 177, 220, 236, 240, 264, 295, 330, 354, 440, 472, 528, 590, 649, 660, 708, 880, 885, 944, 1180, 1298, 1320, 1416, 1770, 1947, 2360, 2596, 2640, 2832, 3245, 3540, 3894, 4720, 5192, 6490, 7080, 7788, 9735, 10384, 12980, 14160, 15576, 19470, 25960, 31152, 38940, 51920, 77880, 136447, 155760, 272894, 409341, 545788, 682235, 818682, 1091576, 1364470, 1500917, 1637364, 2046705, 2183152, 2728940, 3001834, 3274728, 4093410, 4502751, 5457880, 6003668, 6549456, 7504585, 8050373, 8186820, 9005502, 10915760, 12007336, 15009170, 16100746, 16373640, 18011004, 22513755, 24014672, 24151119, 30018340, 32201492, 32747280, 36022008, 40251865, 45027510, 48302238, 60036680, 64402984, 72044016, 80503730, 88554103, 90055020, 96604476, 120073360, 120755595, 128805968, 161007460, 177108206, 180110040, 193208952, 241511190, 265662309, 322014920, 354216412, 360220080, 386417904, 442770515, 483022380, 531324618, 644029840, 708432824, 885541030, 966044760, 1062649236, 1328311545, 1416865648, 1771082060, 1932089520, 2125298472, 2656623090, 3542164120, 4250596944, 5313246180, 7084328240, 10626492360, 21252984720]

約数ペア:

[(1, 21252984720), (2, 10626492360), (3, 7084328240), (4, 5313246180), (5, 4250596944), (6, 3542164120), (8, 2656623090), (10, 2125298472), (11, 1932089520), (12, 1771082060), (15, 1416865648), (16, 1328311545), (20, 1062649236), (22, 966044760), (24, 885541030), (30, 708432824), (33, 644029840), (40, 531324618), (44, 483022380), (48, 442770515), (55, 386417904), (59, 360220080), (60, 354216412), (66, 322014920), (80, 265662309), (88, 241511190), (110, 193208952), (118, 180110040), (120, 177108206), (132, 161007460), (165, 128805968), (176, 120755595), (177, 120073360), (220, 96604476), (236, 90055020), (240, 88554103), (264, 80503730), (295, 72044016), (330, 64402984), (354, 60036680), (440, 48302238), (472, 45027510), (528, 40251865), (590, 36022008), (649, 32747280), (660, 32201492), (708, 30018340), (880, 24151119), (885, 24014672), (944, 22513755), (1180, 18011004), (1298, 16373640), (1320, 16100746), (1416, 15009170), (1770, 12007336), (1947, 10915760), (2360, 9005502), (2596, 8186820), (2640, 8050373), (2832, 7504585), (3245, 6549456), (3540, 6003668), (3894, 5457880), (4720, 4502751), (5192, 4093410), (6490, 3274728), (7080, 3001834), (7788, 2728940), (9735, 2183152), (10384, 2046705), (12980, 1637364), (14160, 1500917), (15576, 1364470), (19470, 1091576), (25960, 818682), (31152, 682235), (38940, 545788), (51920, 409341), (77880, 272894), (136447, 155760)]