28306800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{2621}}^1$

素因数の和:2648

約数の個数: 120

約数和(自身を含む): 100789680

約数和(自身を除く): 72482880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 2160, 2621, 2700, 3600, 5242, 5400, 7863, 10484, 10800, 13105, 15726, 20968, 23589, 26210, 31452, 39315, 41936, 47178, 52420, 62904, 65525, 70767, 78630, 94356, 104840, 117945, 125808, 131050, 141534, 157260, 188712, 196575, 209680, 235890, 262100, 283068, 314520, 353835, 377424, 393150, 471780, 524200, 566136, 589725, 629040, 707670, 786300, 943560, 1048400, 1132272, 1179450, 1415340, 1572600, 1769175, 1887120, 2358900, 2830680, 3145200, 3538350, 4717800, 5661360, 7076700, 9435600, 14153400, 28306800]

約数ペア:

[(1, 28306800), (2, 14153400), (3, 9435600), (4, 7076700), (5, 5661360), (6, 4717800), (8, 3538350), (9, 3145200), (10, 2830680), (12, 2358900), (15, 1887120), (16, 1769175), (18, 1572600), (20, 1415340), (24, 1179450), (25, 1132272), (27, 1048400), (30, 943560), (36, 786300), (40, 707670), (45, 629040), (48, 589725), (50, 566136), (54, 524200), (60, 471780), (72, 393150), (75, 377424), (80, 353835), (90, 314520), (100, 283068), (108, 262100), (120, 235890), (135, 209680), (144, 196575), (150, 188712), (180, 157260), (200, 141534), (216, 131050), (225, 125808), (240, 117945), (270, 104840), (300, 94356), (360, 78630), (400, 70767), (432, 65525), (450, 62904), (540, 52420), (600, 47178), (675, 41936), (720, 39315), (900, 31452), (1080, 26210), (1200, 23589), (1350, 20968), (1800, 15726), (2160, 13105), (2621, 10800), (2700, 10484), (3600, 7863), (5242, 5400)]