81569700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{30211}}^1$

素因数の和:30234

約数の個数: 72

約数和(自身を含む): 262240160

約数和(自身を除く): 180670460

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, 30211, 60422, 90633, 120844, 151055, 181266, 271899, 302110, 362532, 453165, 543798, 604220, 755275, 815697, 906330, 1087596, 1359495, 1510550, 1631394, 1812660, 2265825, 2718990, 3021100, 3262788, 4078485, 4531650, 5437980, 6797475, 8156970, 9063300, 13594950, 16313940, 20392425, 27189900, 40784850, 81569700]

約数ペア:

[(1, 81569700), (2, 40784850), (3, 27189900), (4, 20392425), (5, 16313940), (6, 13594950), (9, 9063300), (10, 8156970), (12, 6797475), (15, 5437980), (18, 4531650), (20, 4078485), (25, 3262788), (27, 3021100), (30, 2718990), (36, 2265825), (45, 1812660), (50, 1631394), (54, 1510550), (60, 1359495), (75, 1087596), (90, 906330), (100, 815697), (108, 755275), (135, 604220), (150, 543798), (180, 453165), (225, 362532), (270, 302110), (300, 271899), (450, 181266), (540, 151055), (675, 120844), (900, 90633), (1350, 60422), (2700, 30211)]