247086560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{220613}}^1$

素因数の和:220635

約数の個数: 48

約数和(自身を含む): 667136736

約数和(自身を除く): 420050176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 220613, 441226, 882452, 1103065, 1544291, 1764904, 2206130, 3088582, 3529808, 4412260, 6177164, 7059616, 7721455, 8824520, 12354328, 15442910, 17649040, 24708656, 30885820, 35298080, 49417312, 61771640, 123543280, 247086560]

約数ペア:

[(1, 247086560), (2, 123543280), (4, 61771640), (5, 49417312), (7, 35298080), (8, 30885820), (10, 24708656), (14, 17649040), (16, 15442910), (20, 12354328), (28, 8824520), (32, 7721455), (35, 7059616), (40, 6177164), (56, 4412260), (70, 3529808), (80, 3088582), (112, 2206130), (140, 1764904), (160, 1544291), (224, 1103065), (280, 882452), (560, 441226), (1120, 220613)]