18145440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12601}}^1$

素因数の和:12622

約数の個数: 72

約数和(自身を含む): 61926228

約数和(自身を除く): 43780788

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 12601, 25202, 37803, 50404, 63005, 75606, 100808, 113409, 126010, 151212, 189015, 201616, 226818, 252020, 302424, 378030, 403232, 453636, 504040, 567045, 604848, 756060, 907272, 1008080, 1134090, 1209696, 1512120, 1814544, 2016160, 2268180, 3024240, 3629088, 4536360, 6048480, 9072720, 18145440]

約数ペア:

[(1, 18145440), (2, 9072720), (3, 6048480), (4, 4536360), (5, 3629088), (6, 3024240), (8, 2268180), (9, 2016160), (10, 1814544), (12, 1512120), (15, 1209696), (16, 1134090), (18, 1008080), (20, 907272), (24, 756060), (30, 604848), (32, 567045), (36, 504040), (40, 453636), (45, 403232), (48, 378030), (60, 302424), (72, 252020), (80, 226818), (90, 201616), (96, 189015), (120, 151212), (144, 126010), (160, 113409), (180, 100808), (240, 75606), (288, 63005), (360, 50404), (480, 37803), (720, 25202), (1440, 12601)]