7908120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2025

約数の個数: 96

約数和(自身を含む): 28051920

約数和(自身を除く): 20143800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 1997, 3960, 3994, 5991, 7988, 9985, 11982, 15976, 17973, 19970, 21967, 23964, 29955, 35946, 39940, 43934, 47928, 59910, 65901, 71892, 79880, 87868, 89865, 109835, 119820, 131802, 143784, 175736, 179730, 197703, 219670, 239640, 263604, 329505, 359460, 395406, 439340, 527208, 659010, 718920, 790812, 878680, 988515, 1318020, 1581624, 1977030, 2636040, 3954060, 7908120]

約数ペア:

[(1, 7908120), (2, 3954060), (3, 2636040), (4, 1977030), (5, 1581624), (6, 1318020), (8, 988515), (9, 878680), (10, 790812), (11, 718920), (12, 659010), (15, 527208), (18, 439340), (20, 395406), (22, 359460), (24, 329505), (30, 263604), (33, 239640), (36, 219670), (40, 197703), (44, 179730), (45, 175736), (55, 143784), (60, 131802), (66, 119820), (72, 109835), (88, 89865), (90, 87868), (99, 79880), (110, 71892), (120, 65901), (132, 59910), (165, 47928), (180, 43934), (198, 39940), (220, 35946), (264, 29955), (330, 23964), (360, 21967), (396, 19970), (440, 17973), (495, 15976), (660, 11982), (792, 9985), (990, 7988), (1320, 5991), (1980, 3994), (1997, 3960)]