768320

素因数分解:

$2^6\times 5^1\times 7^4$

素因数の和:45

約数の個数: 70

約数和(自身を含む): 2134362

約数和(自身を除く): 1366042

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2401, 2744, 3136, 3430, 3920, 4802, 5488, 6860, 7840, 9604, 10976, 12005, 13720, 15680, 19208, 21952, 24010, 27440, 38416, 48020, 54880, 76832, 96040, 109760, 153664, 192080, 384160, 768320]

約数ペア:

[(1, 768320), (2, 384160), (4, 192080), (5, 153664), (7, 109760), (8, 96040), (10, 76832), (14, 54880), (16, 48020), (20, 38416), (28, 27440), (32, 24010), (35, 21952), (40, 19208), (49, 15680), (56, 13720), (64, 12005), (70, 10976), (80, 9604), (98, 7840), (112, 6860), (140, 5488), (160, 4802), (196, 3920), (224, 3430), (245, 3136), (280, 2744), (320, 2401), (343, 2240), (392, 1960), (448, 1715), (490, 1568), (560, 1372), (686, 1120), (784, 980)]