81612048

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{4957}}^1$

素因数の和:4989

約数の個数: 80

約数和(自身を含む): 245916800

約数和(自身を除く): 164304752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1372, 2058, 2352, 2744, 4116, 4957, 5488, 8232, 9914, 14871, 16464, 19828, 29742, 34699, 39656, 59484, 69398, 79312, 104097, 118968, 138796, 208194, 237936, 242893, 277592, 416388, 485786, 555184, 728679, 832776, 971572, 1457358, 1665552, 1700251, 1943144, 2914716, 3400502, 3886288, 5100753, 5829432, 6801004, 10201506, 11658864, 13602008, 20403012, 27204016, 40806024, 81612048]

約数ペア:

[(1, 81612048), (2, 40806024), (3, 27204016), (4, 20403012), (6, 13602008), (7, 11658864), (8, 10201506), (12, 6801004), (14, 5829432), (16, 5100753), (21, 3886288), (24, 3400502), (28, 2914716), (42, 1943144), (48, 1700251), (49, 1665552), (56, 1457358), (84, 971572), (98, 832776), (112, 728679), (147, 555184), (168, 485786), (196, 416388), (294, 277592), (336, 242893), (343, 237936), (392, 208194), (588, 138796), (686, 118968), (784, 104097), (1029, 79312), (1176, 69398), (1372, 59484), (2058, 39656), (2352, 34699), (2744, 29742), (4116, 19828), (4957, 16464), (5488, 14871), (8232, 9914)]