440067328

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 901404000

約数和(自身を除く): 461336672

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 139, 149, 166, 256, 278, 298, 332, 556, 596, 664, 1112, 1192, 1328, 2224, 2384, 2656, 4448, 4768, 5312, 8896, 9536, 10624, 11537, 12367, 17792, 19072, 20711, 21248, 23074, 24734, 35584, 38144, 41422, 46148, 49468, 82844, 92296, 98936, 165688, 184592, 197872, 331376, 369184, 395744, 662752, 738368, 791488, 1325504, 1476736, 1582976, 1719013, 2651008, 2953472, 3165952, 3438026, 5302016, 6876052, 13752104, 27504208, 55008416, 110016832, 220033664, 440067328]

約数ペア:

[(1, 440067328), (2, 220033664), (4, 110016832), (8, 55008416), (16, 27504208), (32, 13752104), (64, 6876052), (83, 5302016), (128, 3438026), (139, 3165952), (149, 2953472), (166, 2651008), (256, 1719013), (278, 1582976), (298, 1476736), (332, 1325504), (556, 791488), (596, 738368), (664, 662752), (1112, 395744), (1192, 369184), (1328, 331376), (2224, 197872), (2384, 184592), (2656, 165688), (4448, 98936), (4768, 92296), (5312, 82844), (8896, 49468), (9536, 46148), (10624, 41422), (11537, 38144), (12367, 35584), (17792, 24734), (19072, 23074), (20711, 21248)]