651132720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{129193}}^1$

素因数の和:129219

約数の個数: 120

約数和(自身を含む): 2499128736

約数和(自身を除く): 1847996016

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, 129193, 258386, 387579, 516772, 645965, 775158, 904351, 1033544, 1162737, 1291930, 1550316, 1808702, 1937895, 2067088, 2325474, 2583860, 2713053, 3100632, 3617404, 3875790, 4521755, 4650948, 5167720, 5426106, 5813685, 6201264, 7234808, 7751580, 8139159, 9043510, 9301896, 10335440, 10852212, 11627370, 13565265, 14469616, 15503160, 16278318, 18087020, 18603792, 21704424, 23254740, 27130530, 31006320, 32556636, 36174040, 40695795, 43408848, 46509480, 54261060, 65113272, 72348080, 81391590, 93018960, 108522120, 130226544, 162783180, 217044240, 325566360, 651132720]

約数ペア:

[(1, 651132720), (2, 325566360), (3, 217044240), (4, 162783180), (5, 130226544), (6, 108522120), (7, 93018960), (8, 81391590), (9, 72348080), (10, 65113272), (12, 54261060), (14, 46509480), (15, 43408848), (16, 40695795), (18, 36174040), (20, 32556636), (21, 31006320), (24, 27130530), (28, 23254740), (30, 21704424), (35, 18603792), (36, 18087020), (40, 16278318), (42, 15503160), (45, 14469616), (48, 13565265), (56, 11627370), (60, 10852212), (63, 10335440), (70, 9301896), (72, 9043510), (80, 8139159), (84, 7751580), (90, 7234808), (105, 6201264), (112, 5813685), (120, 5426106), (126, 5167720), (140, 4650948), (144, 4521755), (168, 3875790), (180, 3617404), (210, 3100632), (240, 2713053), (252, 2583860), (280, 2325474), (315, 2067088), (336, 1937895), (360, 1808702), (420, 1550316), (504, 1291930), (560, 1162737), (630, 1033544), (720, 904351), (840, 775158), (1008, 645965), (1260, 516772), (1680, 387579), (2520, 258386), (5040, 129193)]