144811620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{907}}^1$

素因数の和:1809

約数の個数: 72

約数和(自身を含む): 440241984

約数和(自身を除く): 295430364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 887, 907, 1774, 1814, 2661, 2721, 3548, 3628, 4435, 4535, 5322, 5442, 7983, 8163, 8870, 9070, 10644, 10884, 13305, 13605, 15966, 16326, 17740, 18140, 26610, 27210, 31932, 32652, 39915, 40815, 53220, 54420, 79830, 81630, 159660, 163260, 804509, 1609018, 2413527, 3218036, 4022545, 4827054, 7240581, 8045090, 9654108, 12067635, 14481162, 16090180, 24135270, 28962324, 36202905, 48270540, 72405810, 144811620]

約数ペア:

[(1, 144811620), (2, 72405810), (3, 48270540), (4, 36202905), (5, 28962324), (6, 24135270), (9, 16090180), (10, 14481162), (12, 12067635), (15, 9654108), (18, 8045090), (20, 7240581), (30, 4827054), (36, 4022545), (45, 3218036), (60, 2413527), (90, 1609018), (180, 804509), (887, 163260), (907, 159660), (1774, 81630), (1814, 79830), (2661, 54420), (2721, 53220), (3548, 40815), (3628, 39915), (4435, 32652), (4535, 31932), (5322, 27210), (5442, 26610), (7983, 18140), (8163, 17740), (8870, 16326), (9070, 15966), (10644, 13605), (10884, 13305)]