21175601280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{268999}}^1$

素因数の和:269062

約数の個数: 128

約数和(自身を含む): 69143760000

約数和(自身を除く): 47968158720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3936, 4920, 5248, 6560, 7872, 9840, 13120, 15744, 19680, 26240, 39360, 78720, 268999, 537998, 806997, 1075996, 1344995, 1613994, 2151992, 2689990, 3227988, 4034985, 4303984, 5379980, 6455976, 8069970, 8607968, 10759960, 11028959, 12911952, 16139940, 17215936, 21519920, 22057918, 25823904, 32279880, 33086877, 34431872, 43039840, 44115836, 51647808, 55144795, 64559760, 66173754, 86079680, 88231672, 103295616, 110289590, 129119520, 132347508, 165434385, 172159360, 176463344, 220579180, 258239040, 264695016, 330868770, 352926688, 441158360, 516478080, 529390032, 661737540, 705853376, 882316720, 1058780064, 1323475080, 1411706752, 1764633440, 2117560128, 2646950160, 3529266880, 4235120256, 5293900320, 7058533760, 10587800640, 21175601280]

約数ペア:

[(1, 21175601280), (2, 10587800640), (3, 7058533760), (4, 5293900320), (5, 4235120256), (6, 3529266880), (8, 2646950160), (10, 2117560128), (12, 1764633440), (15, 1411706752), (16, 1323475080), (20, 1058780064), (24, 882316720), (30, 705853376), (32, 661737540), (40, 529390032), (41, 516478080), (48, 441158360), (60, 352926688), (64, 330868770), (80, 264695016), (82, 258239040), (96, 220579180), (120, 176463344), (123, 172159360), (128, 165434385), (160, 132347508), (164, 129119520), (192, 110289590), (205, 103295616), (240, 88231672), (246, 86079680), (320, 66173754), (328, 64559760), (384, 55144795), (410, 51647808), (480, 44115836), (492, 43039840), (615, 34431872), (640, 33086877), (656, 32279880), (820, 25823904), (960, 22057918), (984, 21519920), (1230, 17215936), (1312, 16139940), (1640, 12911952), (1920, 11028959), (1968, 10759960), (2460, 8607968), (2624, 8069970), (3280, 6455976), (3936, 5379980), (4920, 4303984), (5248, 4034985), (6560, 3227988), (7872, 2689990), (9840, 2151992), (13120, 1613994), (15744, 1344995), (19680, 1075996), (26240, 806997), (39360, 537998), (78720, 268999)]