28017900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{1153}}^1$

素因数の和:1182

約数の個数: 108

約数和(自身を含む): 91152152

約数和(自身を除く): 63134252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 810, 900, 972, 1153, 1215, 1350, 1620, 2025, 2306, 2430, 2700, 3459, 4050, 4612, 4860, 5765, 6075, 6918, 8100, 10377, 11530, 12150, 13836, 17295, 20754, 23060, 24300, 28825, 31131, 34590, 41508, 51885, 57650, 62262, 69180, 86475, 93393, 103770, 115300, 124524, 155655, 172950, 186786, 207540, 259425, 280179, 311310, 345900, 373572, 466965, 518850, 560358, 622620, 778275, 933930, 1037700, 1120716, 1400895, 1556550, 1867860, 2334825, 2801790, 3113100, 4669650, 5603580, 7004475, 9339300, 14008950, 28017900]

約数ペア:

[(1, 28017900), (2, 14008950), (3, 9339300), (4, 7004475), (5, 5603580), (6, 4669650), (9, 3113100), (10, 2801790), (12, 2334825), (15, 1867860), (18, 1556550), (20, 1400895), (25, 1120716), (27, 1037700), (30, 933930), (36, 778275), (45, 622620), (50, 560358), (54, 518850), (60, 466965), (75, 373572), (81, 345900), (90, 311310), (100, 280179), (108, 259425), (135, 207540), (150, 186786), (162, 172950), (180, 155655), (225, 124524), (243, 115300), (270, 103770), (300, 93393), (324, 86475), (405, 69180), (450, 62262), (486, 57650), (540, 51885), (675, 41508), (810, 34590), (900, 31131), (972, 28825), (1153, 24300), (1215, 23060), (1350, 20754), (1620, 17295), (2025, 13836), (2306, 12150), (2430, 11530), (2700, 10377), (3459, 8100), (4050, 6918), (4612, 6075), (4860, 5765)]