128270340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64783}}^1$

素因数の和:64809

約数の個数: 72

約数和(自身を含む): 424464768

約数和(自身を除く): 296194428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 64783, 129566, 194349, 259132, 323915, 388698, 583047, 647830, 712613, 777396, 971745, 1166094, 1295660, 1425226, 1943490, 2137839, 2332188, 2850452, 2915235, 3563065, 3886980, 4275678, 5830470, 6413517, 7126130, 8551356, 10689195, 11660940, 12827034, 14252260, 21378390, 25654068, 32067585, 42756780, 64135170, 128270340]

約数ペア:

[(1, 128270340), (2, 64135170), (3, 42756780), (4, 32067585), (5, 25654068), (6, 21378390), (9, 14252260), (10, 12827034), (11, 11660940), (12, 10689195), (15, 8551356), (18, 7126130), (20, 6413517), (22, 5830470), (30, 4275678), (33, 3886980), (36, 3563065), (44, 2915235), (45, 2850452), (55, 2332188), (60, 2137839), (66, 1943490), (90, 1425226), (99, 1295660), (110, 1166094), (132, 971745), (165, 777396), (180, 712613), (198, 647830), (220, 583047), (330, 388698), (396, 323915), (495, 259132), (660, 194349), (990, 129566), (1980, 64783)]