121447240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{159799}}^1$

素因数の和:159829

約数の個数: 32

約数和(自身を含む): 287640000

約数和(自身を除く): 166192760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 159799, 319598, 639196, 798995, 1278392, 1597990, 3036181, 3195980, 6072362, 6391960, 12144724, 15180905, 24289448, 30361810, 60723620, 121447240]

約数ペア:

[(1, 121447240), (2, 60723620), (4, 30361810), (5, 24289448), (8, 15180905), (10, 12144724), (19, 6391960), (20, 6072362), (38, 3195980), (40, 3036181), (76, 1597990), (95, 1278392), (152, 798995), (190, 639196), (380, 319598), (760, 159799)]