42176640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2030

約数の個数: 128

約数和(自身を含む): 146733120

約数和(自身を除く): 104556480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 1997, 2112, 2640, 3520, 3994, 4224, 5280, 5991, 7040, 7988, 9985, 10560, 11982, 15976, 19970, 21120, 21967, 23964, 29955, 31952, 39940, 43934, 47928, 59910, 63904, 65901, 79880, 87868, 95856, 109835, 119820, 127808, 131802, 159760, 175736, 191712, 219670, 239640, 255616, 263604, 319520, 329505, 351472, 383424, 439340, 479280, 527208, 639040, 659010, 702944, 766848, 878680, 958560, 1054416, 1278080, 1318020, 1405888, 1757360, 1917120, 2108832, 2636040, 2811776, 3514720, 3834240, 4217664, 5272080, 7029440, 8435328, 10544160, 14058880, 21088320, 42176640]

約数ペア:

[(1, 42176640), (2, 21088320), (3, 14058880), (4, 10544160), (5, 8435328), (6, 7029440), (8, 5272080), (10, 4217664), (11, 3834240), (12, 3514720), (15, 2811776), (16, 2636040), (20, 2108832), (22, 1917120), (24, 1757360), (30, 1405888), (32, 1318020), (33, 1278080), (40, 1054416), (44, 958560), (48, 878680), (55, 766848), (60, 702944), (64, 659010), (66, 639040), (80, 527208), (88, 479280), (96, 439340), (110, 383424), (120, 351472), (128, 329505), (132, 319520), (160, 263604), (165, 255616), (176, 239640), (192, 219670), (220, 191712), (240, 175736), (264, 159760), (320, 131802), (330, 127808), (352, 119820), (384, 109835), (440, 95856), (480, 87868), (528, 79880), (640, 65901), (660, 63904), (704, 59910), (880, 47928), (960, 43934), (1056, 39940), (1320, 31952), (1408, 29955), (1760, 23964), (1920, 21967), (1997, 21120), (2112, 19970), (2640, 15976), (3520, 11982), (3994, 10560), (4224, 9985), (5280, 7988), (5991, 7040)]