259212240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{51431}}^1$

素因数の和:51457

約数の個数: 120

約数和(自身を含む): 994900608

約数和(自身を除く): 735688368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 51431, 102862, 154293, 205724, 257155, 308586, 360017, 411448, 462879, 514310, 617172, 720034, 771465, 822896, 925758, 1028620, 1080051, 1234344, 1440068, 1542930, 1800085, 1851516, 2057240, 2160102, 2314395, 2468688, 2880136, 3085860, 3240153, 3600170, 3703032, 4114480, 4320204, 4628790, 5400255, 5760272, 6171720, 6480306, 7200340, 7406064, 8640408, 9257580, 10800510, 12343440, 12960612, 14400680, 16200765, 17280816, 18515160, 21601020, 25921224, 28801360, 32401530, 37030320, 43202040, 51842448, 64803060, 86404080, 129606120, 259212240]

約数ペア:

[(1, 259212240), (2, 129606120), (3, 86404080), (4, 64803060), (5, 51842448), (6, 43202040), (7, 37030320), (8, 32401530), (9, 28801360), (10, 25921224), (12, 21601020), (14, 18515160), (15, 17280816), (16, 16200765), (18, 14400680), (20, 12960612), (21, 12343440), (24, 10800510), (28, 9257580), (30, 8640408), (35, 7406064), (36, 7200340), (40, 6480306), (42, 6171720), (45, 5760272), (48, 5400255), (56, 4628790), (60, 4320204), (63, 4114480), (70, 3703032), (72, 3600170), (80, 3240153), (84, 3085860), (90, 2880136), (105, 2468688), (112, 2314395), (120, 2160102), (126, 2057240), (140, 1851516), (144, 1800085), (168, 1542930), (180, 1440068), (210, 1234344), (240, 1080051), (252, 1028620), (280, 925758), (315, 822896), (336, 771465), (360, 720034), (420, 617172), (504, 514310), (560, 462879), (630, 411448), (720, 360017), (840, 308586), (1008, 257155), (1260, 205724), (1680, 154293), (2520, 102862), (5040, 51431)]