156567440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85091}}^1$

素因数の和:85127

約数の個数: 40

約数和(自身を含む): 379850688

約数和(自身を除く): 223283248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 85091, 170182, 340364, 425455, 680728, 850910, 1361456, 1701820, 1957093, 3403640, 3914186, 6807280, 7828372, 9785465, 15656744, 19570930, 31313488, 39141860, 78283720, 156567440]

約数ペア:

[(1, 156567440), (2, 78283720), (4, 39141860), (5, 31313488), (8, 19570930), (10, 15656744), (16, 9785465), (20, 7828372), (23, 6807280), (40, 3914186), (46, 3403640), (80, 1957093), (92, 1701820), (115, 1361456), (184, 850910), (230, 680728), (368, 425455), (460, 340364), (920, 170182), (1840, 85091)]