161246880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{111977}}^1$

素因数の和:111998

約数の個数: 72

約数和(自身を含む): 550259892

約数和(自身を除く): 389013012

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, 111977, 223954, 335931, 447908, 559885, 671862, 895816, 1007793, 1119770, 1343724, 1679655, 1791632, 2015586, 2239540, 2687448, 3359310, 3583264, 4031172, 4479080, 5038965, 5374896, 6718620, 8062344, 8958160, 10077930, 10749792, 13437240, 16124688, 17916320, 20155860, 26874480, 32249376, 40311720, 53748960, 80623440, 161246880]

約数ペア:

[(1, 161246880), (2, 80623440), (3, 53748960), (4, 40311720), (5, 32249376), (6, 26874480), (8, 20155860), (9, 17916320), (10, 16124688), (12, 13437240), (15, 10749792), (16, 10077930), (18, 8958160), (20, 8062344), (24, 6718620), (30, 5374896), (32, 5038965), (36, 4479080), (40, 4031172), (45, 3583264), (48, 3359310), (60, 2687448), (72, 2239540), (80, 2015586), (90, 1791632), (96, 1679655), (120, 1343724), (144, 1119770), (160, 1007793), (180, 895816), (240, 671862), (288, 559885), (360, 447908), (480, 335931), (720, 223954), (1440, 111977)]