1390789440

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{53657}}^1$

素因数の和:53686

約数の個数: 140

約数和(自身を含む): 4947374916

約数和(自身を除く): 3556585476

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, 53657, 107314, 160971, 214628, 268285, 321942, 429256, 482913, 536570, 643884, 804855, 858512, 965826, 1073140, 1287768, 1448739, 1609710, 1717024, 1931652, 2146280, 2414565, 2575536, 2897478, 3219420, 3434048, 3863304, 4292560, 4346217, 4829130, 5151072, 5794956, 6438840, 7243695, 7726608, 8585120, 8692434, 9658260, 10302144, 11589912, 12877680, 14487390, 15453216, 17170240, 17384868, 19316520, 21731085, 23179824, 25755360, 28974780, 30906432, 34769736, 38633040, 43462170, 46359648, 51510720, 57949560, 69539472, 77266080, 86924340, 92719296, 115899120, 139078944, 154532160, 173848680, 231798240, 278157888, 347697360, 463596480, 695394720, 1390789440]

約数ペア:

[(1, 1390789440), (2, 695394720), (3, 463596480), (4, 347697360), (5, 278157888), (6, 231798240), (8, 173848680), (9, 154532160), (10, 139078944), (12, 115899120), (15, 92719296), (16, 86924340), (18, 77266080), (20, 69539472), (24, 57949560), (27, 51510720), (30, 46359648), (32, 43462170), (36, 38633040), (40, 34769736), (45, 30906432), (48, 28974780), (54, 25755360), (60, 23179824), (64, 21731085), (72, 19316520), (80, 17384868), (81, 17170240), (90, 15453216), (96, 14487390), (108, 12877680), (120, 11589912), (135, 10302144), (144, 9658260), (160, 8692434), (162, 8585120), (180, 7726608), (192, 7243695), (216, 6438840), (240, 5794956), (270, 5151072), (288, 4829130), (320, 4346217), (324, 4292560), (360, 3863304), (405, 3434048), (432, 3219420), (480, 2897478), (540, 2575536), (576, 2414565), (648, 2146280), (720, 1931652), (810, 1717024), (864, 1609710), (960, 1448739), (1080, 1287768), (1296, 1073140), (1440, 965826), (1620, 858512), (1728, 804855), (2160, 643884), (2592, 536570), (2880, 482913), (3240, 429256), (4320, 321942), (5184, 268285), (6480, 214628), (8640, 160971), (12960, 107314), (25920, 53657)]