878014728

素因数分解:

$2^3\times 3^4\times {\mathrm{397}}^1\times {\mathrm{3413}}^1$

素因数の和:3828

約数の個数: 80

約数和(自身を含む): 2466171180

約数和(自身を除く): 1588156452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 397, 648, 794, 1191, 1588, 2382, 3176, 3413, 3573, 4764, 6826, 7146, 9528, 10239, 10719, 13652, 14292, 20478, 21438, 27304, 28584, 30717, 32157, 40956, 42876, 61434, 64314, 81912, 85752, 92151, 122868, 128628, 184302, 245736, 257256, 276453, 368604, 552906, 737208, 1105812, 1354961, 2211624, 2709922, 4064883, 5419844, 8129766, 10839688, 12194649, 16259532, 24389298, 32519064, 36583947, 48778596, 73167894, 97557192, 109751841, 146335788, 219503682, 292671576, 439007364, 878014728]

約数ペア:

[(1, 878014728), (2, 439007364), (3, 292671576), (4, 219503682), (6, 146335788), (8, 109751841), (9, 97557192), (12, 73167894), (18, 48778596), (24, 36583947), (27, 32519064), (36, 24389298), (54, 16259532), (72, 12194649), (81, 10839688), (108, 8129766), (162, 5419844), (216, 4064883), (324, 2709922), (397, 2211624), (648, 1354961), (794, 1105812), (1191, 737208), (1588, 552906), (2382, 368604), (3176, 276453), (3413, 257256), (3573, 245736), (4764, 184302), (6826, 128628), (7146, 122868), (9528, 92151), (10239, 85752), (10719, 81912), (13652, 64314), (14292, 61434), (20478, 42876), (21438, 40956), (27304, 32157), (28584, 30717)]