68949900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{25537}}^1$

素因数の和:25560

約数の個数: 72

約数和(自身を含む): 221669840

約数和(自身を除く): 152719940

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, 25537, 51074, 76611, 102148, 127685, 153222, 229833, 255370, 306444, 383055, 459666, 510740, 638425, 689499, 766110, 919332, 1149165, 1276850, 1378998, 1532220, 1915275, 2298330, 2553700, 2757996, 3447495, 3830550, 4596660, 5745825, 6894990, 7661100, 11491650, 13789980, 17237475, 22983300, 34474950, 68949900]

約数ペア:

[(1, 68949900), (2, 34474950), (3, 22983300), (4, 17237475), (5, 13789980), (6, 11491650), (9, 7661100), (10, 6894990), (12, 5745825), (15, 4596660), (18, 3830550), (20, 3447495), (25, 2757996), (27, 2553700), (30, 2298330), (36, 1915275), (45, 1532220), (50, 1378998), (54, 1276850), (60, 1149165), (75, 919332), (90, 766110), (100, 689499), (108, 638425), (135, 510740), (150, 459666), (180, 383055), (225, 306444), (270, 255370), (300, 229833), (450, 153222), (540, 127685), (675, 102148), (900, 76611), (1350, 51074), (2700, 25537)]