840691968

素因数分解:

$2^8\times 3^1\times {\mathrm{43}}^1\times {\mathrm{25457}}^1$

素因数の和:25519

約数の個数: 72

約数和(自身を含む): 2289590688

約数和(自身を除く): 1448898720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 516, 688, 768, 1032, 1376, 2064, 2752, 4128, 5504, 8256, 11008, 16512, 25457, 33024, 50914, 76371, 101828, 152742, 203656, 305484, 407312, 610968, 814624, 1094651, 1221936, 1629248, 2189302, 2443872, 3258496, 3283953, 4378604, 4887744, 6516992, 6567906, 8757208, 9775488, 13135812, 17514416, 19550976, 26271624, 35028832, 52543248, 70057664, 105086496, 140115328, 210172992, 280230656, 420345984, 840691968]

約数ペア:

[(1, 840691968), (2, 420345984), (3, 280230656), (4, 210172992), (6, 140115328), (8, 105086496), (12, 70057664), (16, 52543248), (24, 35028832), (32, 26271624), (43, 19550976), (48, 17514416), (64, 13135812), (86, 9775488), (96, 8757208), (128, 6567906), (129, 6516992), (172, 4887744), (192, 4378604), (256, 3283953), (258, 3258496), (344, 2443872), (384, 2189302), (516, 1629248), (688, 1221936), (768, 1094651), (1032, 814624), (1376, 610968), (2064, 407312), (2752, 305484), (4128, 203656), (5504, 152742), (8256, 101828), (11008, 76371), (16512, 50914), (25457, 33024)]