90754740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{883}}^1$

素因数の和:1469

約数の個数: 72

約数和(自身を含む): 276083808

約数和(自身を除く): 185329068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 571, 883, 1142, 1713, 1766, 2284, 2649, 2855, 3426, 3532, 4415, 5139, 5298, 5710, 6852, 7947, 8565, 8830, 10278, 10596, 11420, 13245, 15894, 17130, 17660, 20556, 25695, 26490, 31788, 34260, 39735, 51390, 52980, 79470, 102780, 158940, 504193, 1008386, 1512579, 2016772, 2520965, 3025158, 4537737, 5041930, 6050316, 7562895, 9075474, 10083860, 15125790, 18150948, 22688685, 30251580, 45377370, 90754740]

約数ペア:

[(1, 90754740), (2, 45377370), (3, 30251580), (4, 22688685), (5, 18150948), (6, 15125790), (9, 10083860), (10, 9075474), (12, 7562895), (15, 6050316), (18, 5041930), (20, 4537737), (30, 3025158), (36, 2520965), (45, 2016772), (60, 1512579), (90, 1008386), (180, 504193), (571, 158940), (883, 102780), (1142, 79470), (1713, 52980), (1766, 51390), (2284, 39735), (2649, 34260), (2855, 31788), (3426, 26490), (3532, 25695), (4415, 20556), (5139, 17660), (5298, 17130), (5710, 15894), (6852, 13245), (7947, 11420), (8565, 10596), (8830, 10278)]