21526200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11959}}^1$

素因数の和:11981

約数の個数: 72

約数和(自身を含む): 72298200

約数和(自身を除く): 50772000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11959, 23918, 35877, 47836, 59795, 71754, 95672, 107631, 119590, 143508, 179385, 215262, 239180, 287016, 298975, 358770, 430524, 478360, 538155, 597950, 717540, 861048, 896925, 1076310, 1195900, 1435080, 1793850, 2152620, 2391800, 2690775, 3587700, 4305240, 5381550, 7175400, 10763100, 21526200]

約数ペア:

[(1, 21526200), (2, 10763100), (3, 7175400), (4, 5381550), (5, 4305240), (6, 3587700), (8, 2690775), (9, 2391800), (10, 2152620), (12, 1793850), (15, 1435080), (18, 1195900), (20, 1076310), (24, 896925), (25, 861048), (30, 717540), (36, 597950), (40, 538155), (45, 478360), (50, 430524), (60, 358770), (72, 298975), (75, 287016), (90, 239180), (100, 215262), (120, 179385), (150, 143508), (180, 119590), (200, 107631), (225, 95672), (300, 71754), (360, 59795), (450, 47836), (600, 35877), (900, 23918), (1800, 11959)]