161323920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{74687}}^1$

素因数の和:74709

約数の個数: 80

約数和(自身を含む): 555678720

約数和(自身を除く): 394354800

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, 74687, 149374, 224061, 298748, 373435, 448122, 597496, 672183, 746870, 896244, 1120305, 1194992, 1344366, 1493740, 1792488, 2016549, 2240610, 2688732, 2987480, 3360915, 3584976, 4033098, 4481220, 5377464, 5974960, 6721830, 8066196, 8962440, 10082745, 10754928, 13443660, 16132392, 17924880, 20165490, 26887320, 32264784, 40330980, 53774640, 80661960, 161323920]

約数ペア:

[(1, 161323920), (2, 80661960), (3, 53774640), (4, 40330980), (5, 32264784), (6, 26887320), (8, 20165490), (9, 17924880), (10, 16132392), (12, 13443660), (15, 10754928), (16, 10082745), (18, 8962440), (20, 8066196), (24, 6721830), (27, 5974960), (30, 5377464), (36, 4481220), (40, 4033098), (45, 3584976), (48, 3360915), (54, 2987480), (60, 2688732), (72, 2240610), (80, 2016549), (90, 1792488), (108, 1493740), (120, 1344366), (135, 1194992), (144, 1120305), (180, 896244), (216, 746870), (240, 672183), (270, 597496), (360, 448122), (432, 373435), (540, 298748), (720, 224061), (1080, 149374), (2160, 74687)]