28989900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{1193}}^1$

素因数の和:1222

約数の個数: 108

約数和(自身を含む): 94311672

約数和(自身を除く): 65321772

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, 1193, 1215, 1350, 1620, 2025, 2386, 2430, 2700, 3579, 4050, 4772, 4860, 5965, 6075, 7158, 8100, 10737, 11930, 12150, 14316, 17895, 21474, 23860, 24300, 29825, 32211, 35790, 42948, 53685, 59650, 64422, 71580, 89475, 96633, 107370, 119300, 128844, 161055, 178950, 193266, 214740, 268425, 289899, 322110, 357900, 386532, 483165, 536850, 579798, 644220, 805275, 966330, 1073700, 1159596, 1449495, 1610550, 1932660, 2415825, 2898990, 3221100, 4831650, 5797980, 7247475, 9663300, 14494950, 28989900]

約数ペア:

[(1, 28989900), (2, 14494950), (3, 9663300), (4, 7247475), (5, 5797980), (6, 4831650), (9, 3221100), (10, 2898990), (12, 2415825), (15, 1932660), (18, 1610550), (20, 1449495), (25, 1159596), (27, 1073700), (30, 966330), (36, 805275), (45, 644220), (50, 579798), (54, 536850), (60, 483165), (75, 386532), (81, 357900), (90, 322110), (100, 289899), (108, 268425), (135, 214740), (150, 193266), (162, 178950), (180, 161055), (225, 128844), (243, 119300), (270, 107370), (300, 96633), (324, 89475), (405, 71580), (450, 64422), (486, 59650), (540, 53685), (675, 42948), (810, 35790), (900, 32211), (972, 29825), (1193, 24300), (1215, 23860), (1350, 21474), (1620, 17895), (2025, 14316), (2386, 12150), (2430, 11930), (2700, 10737), (3579, 8100), (4050, 7158), (4772, 6075), (4860, 5965)]