47448720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2030

約数の個数: 160

約数和(自身を含む): 178381440

約数和(自身を除く): 130932720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 1997, 2160, 2376, 2640, 2970, 3960, 3994, 4752, 5940, 5991, 7920, 7988, 9985, 11880, 11982, 15976, 17973, 19970, 21967, 23760, 23964, 29955, 31952, 35946, 39940, 43934, 47928, 53919, 59910, 65901, 71892, 79880, 87868, 89865, 95856, 107838, 109835, 119820, 131802, 143784, 159760, 175736, 179730, 197703, 215676, 219670, 239640, 263604, 269595, 287568, 329505, 351472, 359460, 395406, 431352, 439340, 479280, 527208, 539190, 593109, 659010, 718920, 790812, 862704, 878680, 988515, 1054416, 1078380, 1186218, 1318020, 1437840, 1581624, 1757360, 1977030, 2156760, 2372436, 2636040, 2965545, 3163248, 3954060, 4313520, 4744872, 5272080, 5931090, 7908120, 9489744, 11862180, 15816240, 23724360, 47448720]

約数ペア:

[(1, 47448720), (2, 23724360), (3, 15816240), (4, 11862180), (5, 9489744), (6, 7908120), (8, 5931090), (9, 5272080), (10, 4744872), (11, 4313520), (12, 3954060), (15, 3163248), (16, 2965545), (18, 2636040), (20, 2372436), (22, 2156760), (24, 1977030), (27, 1757360), (30, 1581624), (33, 1437840), (36, 1318020), (40, 1186218), (44, 1078380), (45, 1054416), (48, 988515), (54, 878680), (55, 862704), (60, 790812), (66, 718920), (72, 659010), (80, 593109), (88, 539190), (90, 527208), (99, 479280), (108, 439340), (110, 431352), (120, 395406), (132, 359460), (135, 351472), (144, 329505), (165, 287568), (176, 269595), (180, 263604), (198, 239640), (216, 219670), (220, 215676), (240, 197703), (264, 179730), (270, 175736), (297, 159760), (330, 143784), (360, 131802), (396, 119820), (432, 109835), (440, 107838), (495, 95856), (528, 89865), (540, 87868), (594, 79880), (660, 71892), (720, 65901), (792, 59910), (880, 53919), (990, 47928), (1080, 43934), (1188, 39940), (1320, 35946), (1485, 31952), (1584, 29955), (1980, 23964), (1997, 23760), (2160, 21967), (2376, 19970), (2640, 17973), (2970, 15976), (3960, 11982), (3994, 11880), (4752, 9985), (5940, 7988), (5991, 7920)]