71272080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8999}}^1$

素因数の和:9029

約数の個数: 120

約数和(自身を含む): 261144000

約数和(自身を除く): 189871920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 8999, 17998, 26997, 35996, 44995, 53994, 71992, 80991, 89990, 98989, 107988, 134985, 143984, 161982, 179980, 197978, 215976, 269970, 296967, 323964, 359960, 395956, 404955, 431952, 494945, 539940, 593934, 647928, 719920, 791912, 809910, 890901, 989890, 1079880, 1187868, 1295856, 1484835, 1583824, 1619820, 1781802, 1979780, 2159760, 2375736, 2969670, 3239640, 3563604, 3959560, 4454505, 4751472, 5939340, 6479280, 7127208, 7919120, 8909010, 11878680, 14254416, 17818020, 23757360, 35636040, 71272080]

約数ペア:

[(1, 71272080), (2, 35636040), (3, 23757360), (4, 17818020), (5, 14254416), (6, 11878680), (8, 8909010), (9, 7919120), (10, 7127208), (11, 6479280), (12, 5939340), (15, 4751472), (16, 4454505), (18, 3959560), (20, 3563604), (22, 3239640), (24, 2969670), (30, 2375736), (33, 2159760), (36, 1979780), (40, 1781802), (44, 1619820), (45, 1583824), (48, 1484835), (55, 1295856), (60, 1187868), (66, 1079880), (72, 989890), (80, 890901), (88, 809910), (90, 791912), (99, 719920), (110, 647928), (120, 593934), (132, 539940), (144, 494945), (165, 431952), (176, 404955), (180, 395956), (198, 359960), (220, 323964), (240, 296967), (264, 269970), (330, 215976), (360, 197978), (396, 179980), (440, 161982), (495, 143984), (528, 134985), (660, 107988), (720, 98989), (792, 89990), (880, 80991), (990, 71992), (1320, 53994), (1584, 44995), (1980, 35996), (2640, 26997), (3960, 17998), (7920, 8999)]