1875243780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{15761}}^1$

素因数の和:16437

約数の個数: 72

約数和(自身を含む): 5697206424

約数和(自身を除く): 3821962644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1983, 2644, 3305, 3966, 5949, 6610, 7932, 9915, 11898, 13220, 15761, 19830, 23796, 29745, 31522, 39660, 47283, 59490, 63044, 78805, 94566, 118980, 141849, 157610, 189132, 236415, 283698, 315220, 472830, 567396, 709245, 945660, 1418490, 2836980, 10418021, 20836042, 31254063, 41672084, 52090105, 62508126, 93762189, 104180210, 125016252, 156270315, 187524378, 208360420, 312540630, 375048756, 468810945, 625081260, 937621890, 1875243780]

約数ペア:

[(1, 1875243780), (2, 937621890), (3, 625081260), (4, 468810945), (5, 375048756), (6, 312540630), (9, 208360420), (10, 187524378), (12, 156270315), (15, 125016252), (18, 104180210), (20, 93762189), (30, 62508126), (36, 52090105), (45, 41672084), (60, 31254063), (90, 20836042), (180, 10418021), (661, 2836980), (1322, 1418490), (1983, 945660), (2644, 709245), (3305, 567396), (3966, 472830), (5949, 315220), (6610, 283698), (7932, 236415), (9915, 189132), (11898, 157610), (13220, 141849), (15761, 118980), (19830, 94566), (23796, 78805), (29745, 63044), (31522, 59490), (39660, 47283)]