101920280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33091}}^1$

素因数の和:33120

約数の個数: 64

約数和(自身を含む): 285914880

約数和(自身を除く): 183994600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 33091, 66182, 132364, 165455, 231637, 264728, 330910, 364001, 463274, 661820, 728002, 926548, 1158185, 1323640, 1456004, 1820005, 1853096, 2316370, 2548007, 2912008, 3640010, 4632740, 5096014, 7280020, 9265480, 10192028, 12740035, 14560040, 20384056, 25480070, 50960140, 101920280]

約数ペア:

[(1, 101920280), (2, 50960140), (4, 25480070), (5, 20384056), (7, 14560040), (8, 12740035), (10, 10192028), (11, 9265480), (14, 7280020), (20, 5096014), (22, 4632740), (28, 3640010), (35, 2912008), (40, 2548007), (44, 2316370), (55, 1853096), (56, 1820005), (70, 1456004), (77, 1323640), (88, 1158185), (110, 926548), (140, 728002), (154, 661820), (220, 463274), (280, 364001), (308, 330910), (385, 264728), (440, 231637), (616, 165455), (770, 132364), (1540, 66182), (3080, 33091)]