251344620

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{17239}}^1$

素因数の和:17266

約数の個数: 84

約数和(自身を含む): 791419440

約数和(自身を除く): 540074820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14580, 17239, 34478, 51717, 68956, 86195, 103434, 155151, 172390, 206868, 258585, 310302, 344780, 465453, 517170, 620604, 775755, 930906, 1034340, 1396359, 1551510, 1861812, 2327265, 2792718, 3103020, 4189077, 4654530, 5585436, 6981795, 8378154, 9309060, 12567231, 13963590, 16756308, 20945385, 25134462, 27927180, 41890770, 50268924, 62836155, 83781540, 125672310, 251344620]

約数ペア:

[(1, 251344620), (2, 125672310), (3, 83781540), (4, 62836155), (5, 50268924), (6, 41890770), (9, 27927180), (10, 25134462), (12, 20945385), (15, 16756308), (18, 13963590), (20, 12567231), (27, 9309060), (30, 8378154), (36, 6981795), (45, 5585436), (54, 4654530), (60, 4189077), (81, 3103020), (90, 2792718), (108, 2327265), (135, 1861812), (162, 1551510), (180, 1396359), (243, 1034340), (270, 930906), (324, 775755), (405, 620604), (486, 517170), (540, 465453), (729, 344780), (810, 310302), (972, 258585), (1215, 206868), (1458, 172390), (1620, 155151), (2430, 103434), (2916, 86195), (3645, 68956), (4860, 51717), (7290, 34478), (14580, 17239)]