28949580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14621}}^1$

素因数の和:14647

約数の個数: 72

約数和(自身を含む): 95803344

約数和(自身を除く): 66853764

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, 14621, 29242, 43863, 58484, 73105, 87726, 131589, 146210, 160831, 175452, 219315, 263178, 292420, 321662, 438630, 482493, 526356, 643324, 657945, 804155, 877260, 964986, 1315890, 1447479, 1608310, 1929972, 2412465, 2631780, 2894958, 3216620, 4824930, 5789916, 7237395, 9649860, 14474790, 28949580]

約数ペア:

[(1, 28949580), (2, 14474790), (3, 9649860), (4, 7237395), (5, 5789916), (6, 4824930), (9, 3216620), (10, 2894958), (11, 2631780), (12, 2412465), (15, 1929972), (18, 1608310), (20, 1447479), (22, 1315890), (30, 964986), (33, 877260), (36, 804155), (44, 657945), (45, 643324), (55, 526356), (60, 482493), (66, 438630), (90, 321662), (99, 292420), (110, 263178), (132, 219315), (165, 175452), (180, 160831), (198, 146210), (220, 131589), (330, 87726), (396, 73105), (495, 58484), (660, 43863), (990, 29242), (1980, 14621)]