55406700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{20521}}^1$

素因数の和:20544

約数の個数: 72

約数和(自身を含む): 178130960

約数和(自身を除く): 122724260

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, 20521, 41042, 61563, 82084, 102605, 123126, 184689, 205210, 246252, 307815, 369378, 410420, 513025, 554067, 615630, 738756, 923445, 1026050, 1108134, 1231260, 1539075, 1846890, 2052100, 2216268, 2770335, 3078150, 3693780, 4617225, 5540670, 6156300, 9234450, 11081340, 13851675, 18468900, 27703350, 55406700]

約数ペア:

[(1, 55406700), (2, 27703350), (3, 18468900), (4, 13851675), (5, 11081340), (6, 9234450), (9, 6156300), (10, 5540670), (12, 4617225), (15, 3693780), (18, 3078150), (20, 2770335), (25, 2216268), (27, 2052100), (30, 1846890), (36, 1539075), (45, 1231260), (50, 1108134), (54, 1026050), (60, 923445), (75, 738756), (90, 615630), (100, 554067), (108, 513025), (135, 410420), (150, 369378), (180, 307815), (225, 246252), (270, 205210), (300, 184689), (450, 123126), (540, 102605), (675, 82084), (900, 61563), (1350, 41042), (2700, 20521)]