138218752

素因数分解:

$2^8\times 7^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 318177216

約数和(自身を除く): 179958464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 274, 448, 548, 563, 896, 959, 1096, 1126, 1792, 1918, 2192, 2252, 3836, 3941, 4384, 4504, 7672, 7882, 8768, 9008, 15344, 15764, 17536, 18016, 30688, 31528, 35072, 36032, 61376, 63056, 72064, 77131, 122752, 126112, 144128, 154262, 245504, 252224, 308524, 504448, 539917, 617048, 1008896, 1079834, 1234096, 2159668, 2468192, 4319336, 4936384, 8638672, 9872768, 17277344, 19745536, 34554688, 69109376, 138218752]

約数ペア:

[(1, 138218752), (2, 69109376), (4, 34554688), (7, 19745536), (8, 17277344), (14, 9872768), (16, 8638672), (28, 4936384), (32, 4319336), (56, 2468192), (64, 2159668), (112, 1234096), (128, 1079834), (137, 1008896), (224, 617048), (256, 539917), (274, 504448), (448, 308524), (548, 252224), (563, 245504), (896, 154262), (959, 144128), (1096, 126112), (1126, 122752), (1792, 77131), (1918, 72064), (2192, 63056), (2252, 61376), (3836, 36032), (3941, 35072), (4384, 31528), (4504, 30688), (7672, 18016), (7882, 17536), (8768, 15764), (9008, 15344)]