27780840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:936

約数の個数: 128

約数和(自身を含む): 95904000

約数和(自身を除く): 68123160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 887, 1044, 1080, 1160, 1305, 1566, 1740, 1774, 2088, 2610, 2661, 3132, 3480, 3548, 3915, 4435, 5220, 5322, 6264, 7096, 7830, 7983, 8870, 10440, 10644, 13305, 15660, 15966, 17740, 21288, 23949, 25723, 26610, 31320, 31932, 35480, 39915, 47898, 51446, 53220, 63864, 77169, 79830, 95796, 102892, 106440, 119745, 128615, 154338, 159660, 191592, 205784, 231507, 239490, 257230, 308676, 319320, 385845, 463014, 478980, 514460, 617352, 694521, 771690, 926028, 957960, 1028920, 1157535, 1389042, 1543380, 1852056, 2315070, 2778084, 3086760, 3472605, 4630140, 5556168, 6945210, 9260280, 13890420, 27780840]

約数ペア:

[(1, 27780840), (2, 13890420), (3, 9260280), (4, 6945210), (5, 5556168), (6, 4630140), (8, 3472605), (9, 3086760), (10, 2778084), (12, 2315070), (15, 1852056), (18, 1543380), (20, 1389042), (24, 1157535), (27, 1028920), (29, 957960), (30, 926028), (36, 771690), (40, 694521), (45, 617352), (54, 514460), (58, 478980), (60, 463014), (72, 385845), (87, 319320), (90, 308676), (108, 257230), (116, 239490), (120, 231507), (135, 205784), (145, 191592), (174, 159660), (180, 154338), (216, 128615), (232, 119745), (261, 106440), (270, 102892), (290, 95796), (348, 79830), (360, 77169), (435, 63864), (522, 53220), (540, 51446), (580, 47898), (696, 39915), (783, 35480), (870, 31932), (887, 31320), (1044, 26610), (1080, 25723), (1160, 23949), (1305, 21288), (1566, 17740), (1740, 15966), (1774, 15660), (2088, 13305), (2610, 10644), (2661, 10440), (3132, 8870), (3480, 7983), (3548, 7830), (3915, 7096), (4435, 6264), (5220, 5322)]