121431720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43997}}^1$

素因数の和:44034

約数の個数: 64

約数和(自身を含む): 380142720

約数和(自身を除く): 258711000

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, 43997, 87994, 131991, 175988, 219985, 263982, 351976, 439970, 527964, 659955, 879940, 1011931, 1055928, 1319910, 1759880, 2023862, 2639820, 3035793, 4047724, 5059655, 5279640, 6071586, 8095448, 10119310, 12143172, 15178965, 20238620, 24286344, 30357930, 40477240, 60715860, 121431720]

約数ペア:

[(1, 121431720), (2, 60715860), (3, 40477240), (4, 30357930), (5, 24286344), (6, 20238620), (8, 15178965), (10, 12143172), (12, 10119310), (15, 8095448), (20, 6071586), (23, 5279640), (24, 5059655), (30, 4047724), (40, 3035793), (46, 2639820), (60, 2023862), (69, 1759880), (92, 1319910), (115, 1055928), (120, 1011931), (138, 879940), (184, 659955), (230, 527964), (276, 439970), (345, 351976), (460, 263982), (552, 219985), (690, 175988), (920, 131991), (1380, 87994), (2760, 43997)]