27991800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{15551}}^1$

素因数の和:15573

約数の個数: 72

約数和(自身を含む): 94011840

約数和(自身を除く): 66020040

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, 15551, 31102, 46653, 62204, 77755, 93306, 124408, 139959, 155510, 186612, 233265, 279918, 311020, 373224, 388775, 466530, 559836, 622040, 699795, 777550, 933060, 1119672, 1166325, 1399590, 1555100, 1866120, 2332650, 2799180, 3110200, 3498975, 4665300, 5598360, 6997950, 9330600, 13995900, 27991800]

約数ペア:

[(1, 27991800), (2, 13995900), (3, 9330600), (4, 6997950), (5, 5598360), (6, 4665300), (8, 3498975), (9, 3110200), (10, 2799180), (12, 2332650), (15, 1866120), (18, 1555100), (20, 1399590), (24, 1166325), (25, 1119672), (30, 933060), (36, 777550), (40, 699795), (45, 622040), (50, 559836), (60, 466530), (72, 388775), (75, 373224), (90, 311020), (100, 279918), (120, 233265), (150, 186612), (180, 155510), (200, 139959), (225, 124408), (300, 93306), (360, 77755), (450, 62204), (600, 46653), (900, 31102), (1800, 15551)]