164648820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{56003}}^1$

素因数の和:56029

約数の個数: 72

約数和(自身を含む): 536294304

約数和(自身を除く): 371645484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 56003, 112006, 168009, 224012, 280015, 336018, 392021, 560030, 672036, 784042, 840045, 1120060, 1176063, 1568084, 1680090, 1960105, 2352126, 2744147, 3360180, 3920210, 4704252, 5488294, 5880315, 7840420, 8232441, 10976588, 11760630, 13720735, 16464882, 23521260, 27441470, 32929764, 41162205, 54882940, 82324410, 164648820]

約数ペア:

[(1, 164648820), (2, 82324410), (3, 54882940), (4, 41162205), (5, 32929764), (6, 27441470), (7, 23521260), (10, 16464882), (12, 13720735), (14, 11760630), (15, 10976588), (20, 8232441), (21, 7840420), (28, 5880315), (30, 5488294), (35, 4704252), (42, 3920210), (49, 3360180), (60, 2744147), (70, 2352126), (84, 1960105), (98, 1680090), (105, 1568084), (140, 1176063), (147, 1120060), (196, 840045), (210, 784042), (245, 672036), (294, 560030), (420, 392021), (490, 336018), (588, 280015), (735, 224012), (980, 168009), (1470, 112006), (2940, 56003)]