399775488

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{74363}}^1$

素因数の和:74389

約数の個数: 72

約数和(自身を含む): 1216000128

約数和(自身を除く): 816224640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 74363, 148726, 223089, 297452, 446178, 520541, 594904, 892356, 1041082, 1189808, 1561623, 1784712, 2082164, 2379616, 3123246, 3569424, 4164328, 4759232, 6246492, 7138848, 8328656, 9518464, 12492984, 14277696, 16657312, 19036928, 24985968, 28555392, 33314624, 49971936, 57110784, 66629248, 99943872, 133258496, 199887744, 399775488]

約数ペア:

[(1, 399775488), (2, 199887744), (3, 133258496), (4, 99943872), (6, 66629248), (7, 57110784), (8, 49971936), (12, 33314624), (14, 28555392), (16, 24985968), (21, 19036928), (24, 16657312), (28, 14277696), (32, 12492984), (42, 9518464), (48, 8328656), (56, 7138848), (64, 6246492), (84, 4759232), (96, 4164328), (112, 3569424), (128, 3123246), (168, 2379616), (192, 2082164), (224, 1784712), (256, 1561623), (336, 1189808), (384, 1041082), (448, 892356), (672, 594904), (768, 520541), (896, 446178), (1344, 297452), (1792, 223089), (2688, 148726), (5376, 74363)]