870878256

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{1987}}^1$

素因数の和:2418

約数の個数: 80

約数和(自身を含む): 2354682624

約数和(自身を除く): 1483804368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 397, 552, 794, 1104, 1191, 1588, 1987, 2382, 3176, 3974, 4764, 5961, 6352, 7948, 9131, 9528, 11922, 15896, 18262, 19056, 23844, 27393, 31792, 36524, 45701, 47688, 54786, 73048, 91402, 95376, 109572, 137103, 146096, 182804, 219144, 274206, 365608, 438288, 548412, 731216, 788839, 1096824, 1577678, 2193648, 2366517, 3155356, 4733034, 6310712, 9466068, 12621424, 18143297, 18932136, 36286594, 37864272, 54429891, 72573188, 108859782, 145146376, 217719564, 290292752, 435439128, 870878256]

約数ペア:

[(1, 870878256), (2, 435439128), (3, 290292752), (4, 217719564), (6, 145146376), (8, 108859782), (12, 72573188), (16, 54429891), (23, 37864272), (24, 36286594), (46, 18932136), (48, 18143297), (69, 12621424), (92, 9466068), (138, 6310712), (184, 4733034), (276, 3155356), (368, 2366517), (397, 2193648), (552, 1577678), (794, 1096824), (1104, 788839), (1191, 731216), (1588, 548412), (1987, 438288), (2382, 365608), (3176, 274206), (3974, 219144), (4764, 182804), (5961, 146096), (6352, 137103), (7948, 109572), (9131, 95376), (9528, 91402), (11922, 73048), (15896, 54786), (18262, 47688), (19056, 45701), (23844, 36524), (27393, 31792)]