1639206720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{63241}}^1$

素因数の和:63270

約数の個数: 140

約数和(自身を含む): 5831038884

約数和(自身を除く): 4191832164

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, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 63241, 126482, 189723, 252964, 316205, 379446, 505928, 569169, 632410, 758892, 948615, 1011856, 1138338, 1264820, 1517784, 1707507, 1897230, 2023712, 2276676, 2529640, 2845845, 3035568, 3415014, 3794460, 4047424, 4553352, 5059280, 5122521, 5691690, 6071136, 6830028, 7588920, 8537535, 9106704, 10118560, 10245042, 11383380, 12142272, 13660056, 15177840, 17075070, 18213408, 20237120, 20490084, 22766760, 25612605, 27320112, 30355680, 34150140, 36426816, 40980168, 45533520, 51225210, 54640224, 60711360, 68300280, 81960336, 91067040, 102450420, 109280448, 136600560, 163920672, 182134080, 204900840, 273201120, 327841344, 409801680, 546402240, 819603360, 1639206720]

約数ペア:

[(1, 1639206720), (2, 819603360), (3, 546402240), (4, 409801680), (5, 327841344), (6, 273201120), (8, 204900840), (9, 182134080), (10, 163920672), (12, 136600560), (15, 109280448), (16, 102450420), (18, 91067040), (20, 81960336), (24, 68300280), (27, 60711360), (30, 54640224), (32, 51225210), (36, 45533520), (40, 40980168), (45, 36426816), (48, 34150140), (54, 30355680), (60, 27320112), (64, 25612605), (72, 22766760), (80, 20490084), (81, 20237120), (90, 18213408), (96, 17075070), (108, 15177840), (120, 13660056), (135, 12142272), (144, 11383380), (160, 10245042), (162, 10118560), (180, 9106704), (192, 8537535), (216, 7588920), (240, 6830028), (270, 6071136), (288, 5691690), (320, 5122521), (324, 5059280), (360, 4553352), (405, 4047424), (432, 3794460), (480, 3415014), (540, 3035568), (576, 2845845), (648, 2529640), (720, 2276676), (810, 2023712), (864, 1897230), (960, 1707507), (1080, 1517784), (1296, 1264820), (1440, 1138338), (1620, 1011856), (1728, 948615), (2160, 758892), (2592, 632410), (2880, 569169), (3240, 505928), (4320, 379446), (5184, 316205), (6480, 252964), (8640, 189723), (12960, 126482), (25920, 63241)]