84391720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{6151}}^1$

素因数の和:6183

約数の個数: 64

約数和(自身を含む): 221472000

約数和(自身を除く): 137080280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6151, 6860, 12302, 13720, 24604, 30755, 43057, 49208, 61510, 86114, 123020, 172228, 215285, 246040, 301399, 344456, 430570, 602798, 861140, 1205596, 1506995, 1722280, 2109793, 2411192, 3013990, 4219586, 6027980, 8439172, 10548965, 12055960, 16878344, 21097930, 42195860, 84391720]

約数ペア:

[(1, 84391720), (2, 42195860), (4, 21097930), (5, 16878344), (7, 12055960), (8, 10548965), (10, 8439172), (14, 6027980), (20, 4219586), (28, 3013990), (35, 2411192), (40, 2109793), (49, 1722280), (56, 1506995), (70, 1205596), (98, 861140), (140, 602798), (196, 430570), (245, 344456), (280, 301399), (343, 246040), (392, 215285), (490, 172228), (686, 123020), (980, 86114), (1372, 61510), (1715, 49208), (1960, 43057), (2744, 30755), (3430, 24604), (6151, 13720), (6860, 12302)]