129774848

素因数分解:

$2^8\times 7^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 298751040

約数和(自身を除く): 168976192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 256, 278, 448, 521, 556, 896, 973, 1042, 1112, 1792, 1946, 2084, 2224, 3647, 3892, 4168, 4448, 7294, 7784, 8336, 8896, 14588, 15568, 16672, 17792, 29176, 31136, 33344, 35584, 58352, 62272, 66688, 72419, 116704, 124544, 133376, 144838, 233408, 249088, 289676, 466816, 506933, 579352, 933632, 1013866, 1158704, 2027732, 2317408, 4055464, 4634816, 8110928, 9269632, 16221856, 18539264, 32443712, 64887424, 129774848]

約数ペア:

[(1, 129774848), (2, 64887424), (4, 32443712), (7, 18539264), (8, 16221856), (14, 9269632), (16, 8110928), (28, 4634816), (32, 4055464), (56, 2317408), (64, 2027732), (112, 1158704), (128, 1013866), (139, 933632), (224, 579352), (256, 506933), (278, 466816), (448, 289676), (521, 249088), (556, 233408), (896, 144838), (973, 133376), (1042, 124544), (1112, 116704), (1792, 72419), (1946, 66688), (2084, 62272), (2224, 58352), (3647, 35584), (3892, 33344), (4168, 31136), (4448, 29176), (7294, 17792), (7784, 16672), (8336, 15568), (8896, 14588)]