820689300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{303959}}^1$

素因数の和:303982

約数の個数: 72

約数和(自身を含む): 2638372800

約数和(自身を除く): 1817683500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 303959, 607918, 911877, 1215836, 1519795, 1823754, 2735631, 3039590, 3647508, 4559385, 5471262, 6079180, 7598975, 8206893, 9118770, 10942524, 13678155, 15197950, 16413786, 18237540, 22796925, 27356310, 30395900, 32827572, 41034465, 45593850, 54712620, 68390775, 82068930, 91187700, 136781550, 164137860, 205172325, 273563100, 410344650, 820689300]

約数ペア:

[(1, 820689300), (2, 410344650), (3, 273563100), (4, 205172325), (5, 164137860), (6, 136781550), (9, 91187700), (10, 82068930), (12, 68390775), (15, 54712620), (18, 45593850), (20, 41034465), (25, 32827572), (27, 30395900), (30, 27356310), (36, 22796925), (45, 18237540), (50, 16413786), (54, 15197950), (60, 13678155), (75, 10942524), (90, 9118770), (100, 8206893), (108, 7598975), (135, 6079180), (150, 5471262), (180, 4559385), (225, 3647508), (270, 3039590), (300, 2735631), (450, 1823754), (540, 1519795), (675, 1215836), (900, 911877), (1350, 607918), (2700, 303959)]