31731720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11497}}^1$

素因数の和:11534

約数の個数: 64

約数和(自身を含む): 99342720

約数和(自身を除く): 67611000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 11497, 22994, 34491, 45988, 57485, 68982, 91976, 114970, 137964, 172455, 229940, 264431, 275928, 344910, 459880, 528862, 689820, 793293, 1057724, 1322155, 1379640, 1586586, 2115448, 2644310, 3173172, 3966465, 5288620, 6346344, 7932930, 10577240, 15865860, 31731720]

約数ペア:

[(1, 31731720), (2, 15865860), (3, 10577240), (4, 7932930), (5, 6346344), (6, 5288620), (8, 3966465), (10, 3173172), (12, 2644310), (15, 2115448), (20, 1586586), (23, 1379640), (24, 1322155), (30, 1057724), (40, 793293), (46, 689820), (60, 528862), (69, 459880), (92, 344910), (115, 275928), (120, 264431), (138, 229940), (184, 172455), (230, 137964), (276, 114970), (345, 91976), (460, 68982), (552, 57485), (690, 45988), (920, 34491), (1380, 22994), (2760, 11497)]