18115920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8387}}^1$

素因数の和:8409

約数の個数: 80

約数和(自身を含む): 62406720

約数和(自身を除く): 44290800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8387, 16774, 25161, 33548, 41935, 50322, 67096, 75483, 83870, 100644, 125805, 134192, 150966, 167740, 201288, 226449, 251610, 301932, 335480, 377415, 402576, 452898, 503220, 603864, 670960, 754830, 905796, 1006440, 1132245, 1207728, 1509660, 1811592, 2012880, 2264490, 3019320, 3623184, 4528980, 6038640, 9057960, 18115920]

約数ペア:

[(1, 18115920), (2, 9057960), (3, 6038640), (4, 4528980), (5, 3623184), (6, 3019320), (8, 2264490), (9, 2012880), (10, 1811592), (12, 1509660), (15, 1207728), (16, 1132245), (18, 1006440), (20, 905796), (24, 754830), (27, 670960), (30, 603864), (36, 503220), (40, 452898), (45, 402576), (48, 377415), (54, 335480), (60, 301932), (72, 251610), (80, 226449), (90, 201288), (108, 167740), (120, 150966), (135, 134192), (144, 125805), (180, 100644), (216, 83870), (240, 75483), (270, 67096), (360, 50322), (432, 41935), (540, 33548), (720, 25161), (1080, 16774), (2160, 8387)]