144639675

素因数分解:

$3^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 278263440

約数和(自身を除く): 133623765

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 225, 243, 261, 405, 435, 675, 725, 783, 821, 1215, 1305, 2025, 2175, 2349, 2463, 3915, 4105, 6075, 6525, 7047, 7389, 11745, 12315, 19575, 20525, 22167, 23809, 35235, 36945, 58725, 61575, 66501, 71427, 110835, 119045, 176175, 184725, 199503, 214281, 332505, 357135, 554175, 595225, 642843, 997515, 1071405, 1662525, 1785675, 1928529, 3214215, 4987575, 5357025, 5785587, 9642645, 16071075, 28927935, 48213225, 144639675]

約数ペア:

[(1, 144639675), (3, 48213225), (5, 28927935), (9, 16071075), (15, 9642645), (25, 5785587), (27, 5357025), (29, 4987575), (45, 3214215), (75, 1928529), (81, 1785675), (87, 1662525), (135, 1071405), (145, 997515), (225, 642843), (243, 595225), (261, 554175), (405, 357135), (435, 332505), (675, 214281), (725, 199503), (783, 184725), (821, 176175), (1215, 119045), (1305, 110835), (2025, 71427), (2175, 66501), (2349, 61575), (2463, 58725), (3915, 36945), (4105, 35235), (6075, 23809), (6525, 22167), (7047, 20525), (7389, 19575), (11745, 12315)]