81771782904

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{2575327}}^1$

素因数の和:2575359

約数の個数: 120

約数和(自身を含む): 266430558240

約数和(自身を除く): 184658775336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4536, 5292, 7938, 10584, 15876, 31752, 2575327, 5150654, 7725981, 10301308, 15451962, 18027289, 20602616, 23177943, 30903924, 36054578, 46355886, 54081867, 61807848, 69533829, 72109156, 92711772, 108163734, 126191023, 139067658, 144218312, 162245601, 185423544, 208601487, 216327468, 252382046, 278135316, 324491202, 378573069, 417202974, 432654936, 486736803, 504764092, 556270632, 648982404, 757146138, 834405948, 973473606, 1009528184, 1135719207, 1297964808, 1460210409, 1514292276, 1668811896, 1946947212, 2271438414, 2920420818, 3028584552, 3407157621, 3893894424, 4542876828, 5840841636, 6814315242, 9085753656, 10221472863, 11681683272, 13628630484, 20442945726, 27257260968, 40885891452, 81771782904]

約数ペア:

[(1, 81771782904), (2, 40885891452), (3, 27257260968), (4, 20442945726), (6, 13628630484), (7, 11681683272), (8, 10221472863), (9, 9085753656), (12, 6814315242), (14, 5840841636), (18, 4542876828), (21, 3893894424), (24, 3407157621), (27, 3028584552), (28, 2920420818), (36, 2271438414), (42, 1946947212), (49, 1668811896), (54, 1514292276), (56, 1460210409), (63, 1297964808), (72, 1135719207), (81, 1009528184), (84, 973473606), (98, 834405948), (108, 757146138), (126, 648982404), (147, 556270632), (162, 504764092), (168, 486736803), (189, 432654936), (196, 417202974), (216, 378573069), (252, 324491202), (294, 278135316), (324, 252382046), (378, 216327468), (392, 208601487), (441, 185423544), (504, 162245601), (567, 144218312), (588, 139067658), (648, 126191023), (756, 108163734), (882, 92711772), (1134, 72109156), (1176, 69533829), (1323, 61807848), (1512, 54081867), (1764, 46355886), (2268, 36054578), (2646, 30903924), (3528, 23177943), (3969, 20602616), (4536, 18027289), (5292, 15451962), (7938, 10301308), (10584, 7725981), (15876, 5150654), (31752, 2575327)]