151444240

素因数分解:

$2^4\times 5^1\times {\mathrm{947}}^1\times {\mathrm{1999}}^1$

素因数の和:2959

約数の個数: 40

約数和(自身を含む): 352656000

約数和(自身を除く): 201211760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 947, 1894, 1999, 3788, 3998, 4735, 7576, 7996, 9470, 9995, 15152, 15992, 18940, 19990, 31984, 37880, 39980, 75760, 79960, 159920, 1893053, 3786106, 7572212, 9465265, 15144424, 18930530, 30288848, 37861060, 75722120, 151444240]

約数ペア:

[(1, 151444240), (2, 75722120), (4, 37861060), (5, 30288848), (8, 18930530), (10, 15144424), (16, 9465265), (20, 7572212), (40, 3786106), (80, 1893053), (947, 159920), (1894, 79960), (1999, 75760), (3788, 39980), (3998, 37880), (4735, 31984), (7576, 19990), (7996, 18940), (9470, 15992), (9995, 15152)]