165616020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12959}}^1$

素因数の和:13045

約数の個数: 72

約数和(自身を含む): 509483520

約数和(自身を除く): 343867500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 12959, 25918, 38877, 51836, 64795, 77754, 116631, 129590, 155508, 194385, 233262, 259180, 388770, 466524, 583155, 777540, 920089, 1166310, 1840178, 2332620, 2760267, 3680356, 4600445, 5520534, 8280801, 9200890, 11041068, 13801335, 16561602, 18401780, 27602670, 33123204, 41404005, 55205340, 82808010, 165616020]

約数ペア:

[(1, 165616020), (2, 82808010), (3, 55205340), (4, 41404005), (5, 33123204), (6, 27602670), (9, 18401780), (10, 16561602), (12, 13801335), (15, 11041068), (18, 9200890), (20, 8280801), (30, 5520534), (36, 4600445), (45, 3680356), (60, 2760267), (71, 2332620), (90, 1840178), (142, 1166310), (180, 920089), (213, 777540), (284, 583155), (355, 466524), (426, 388770), (639, 259180), (710, 233262), (852, 194385), (1065, 155508), (1278, 129590), (1420, 116631), (2130, 77754), (2556, 64795), (3195, 51836), (4260, 38877), (6390, 25918), (12780, 12959)]