18468240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{10993}}^1$

素因数の和:11016

約数の個数: 80

約数和(自身を含む): 65436288

約数和(自身を除く): 46968048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 10993, 21986, 32979, 43972, 54965, 65958, 76951, 87944, 109930, 131916, 153902, 164895, 175888, 219860, 230853, 263832, 307804, 329790, 384755, 439720, 461706, 527664, 615608, 659580, 769510, 879440, 923412, 1154265, 1231216, 1319160, 1539020, 1846824, 2308530, 2638320, 3078040, 3693648, 4617060, 6156080, 9234120, 18468240]

約数ペア:

[(1, 18468240), (2, 9234120), (3, 6156080), (4, 4617060), (5, 3693648), (6, 3078040), (7, 2638320), (8, 2308530), (10, 1846824), (12, 1539020), (14, 1319160), (15, 1231216), (16, 1154265), (20, 923412), (21, 879440), (24, 769510), (28, 659580), (30, 615608), (35, 527664), (40, 461706), (42, 439720), (48, 384755), (56, 329790), (60, 307804), (70, 263832), (80, 230853), (84, 219860), (105, 175888), (112, 164895), (120, 153902), (140, 131916), (168, 109930), (210, 87944), (240, 76951), (280, 65958), (336, 54965), (420, 43972), (560, 32979), (840, 21986), (1680, 10993)]