1803780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1$

素因数の和:937

約数の個数: 72

約数和(自身を含む): 5975424

約数和(自身を除く): 4171644

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, 911, 990, 1822, 1980, 2733, 3644, 4555, 5466, 8199, 9110, 10021, 10932, 13665, 16398, 18220, 20042, 27330, 30063, 32796, 40084, 40995, 50105, 54660, 60126, 81990, 90189, 100210, 120252, 150315, 163980, 180378, 200420, 300630, 360756, 450945, 601260, 901890, 1803780]

約数ペア:

[(1, 1803780), (2, 901890), (3, 601260), (4, 450945), (5, 360756), (6, 300630), (9, 200420), (10, 180378), (11, 163980), (12, 150315), (15, 120252), (18, 100210), (20, 90189), (22, 81990), (30, 60126), (33, 54660), (36, 50105), (44, 40995), (45, 40084), (55, 32796), (60, 30063), (66, 27330), (90, 20042), (99, 18220), (110, 16398), (132, 13665), (165, 10932), (180, 10021), (198, 9110), (220, 8199), (330, 5466), (396, 4555), (495, 3644), (660, 2733), (911, 1980), (990, 1822)]