205390680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155599}}^1$

素因数の和:155624

約数の個数: 64

約数和(自身を含む): 672192000

約数和(自身を除く): 466801320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 155599, 311198, 466797, 622396, 777995, 933594, 1244792, 1555990, 1711589, 1867188, 2333985, 3111980, 3423178, 3734376, 4667970, 5134767, 6223960, 6846356, 8557945, 9335940, 10269534, 13692712, 17115890, 18671880, 20539068, 25673835, 34231780, 41078136, 51347670, 68463560, 102695340, 205390680]

約数ペア:

[(1, 205390680), (2, 102695340), (3, 68463560), (4, 51347670), (5, 41078136), (6, 34231780), (8, 25673835), (10, 20539068), (11, 18671880), (12, 17115890), (15, 13692712), (20, 10269534), (22, 9335940), (24, 8557945), (30, 6846356), (33, 6223960), (40, 5134767), (44, 4667970), (55, 3734376), (60, 3423178), (66, 3111980), (88, 2333985), (110, 1867188), (120, 1711589), (132, 1555990), (165, 1244792), (220, 933594), (264, 777995), (330, 622396), (440, 466797), (660, 311198), (1320, 155599)]