161309880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{49787}}^1$

素因数の和:49810

約数の個数: 80

約数和(自身を含む): 542191320

約数和(自身を除く): 380881440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 49787, 99574, 149361, 199148, 248935, 298722, 398296, 448083, 497870, 597444, 746805, 896166, 995740, 1194888, 1344249, 1493610, 1792332, 1991480, 2240415, 2688498, 2987220, 3584664, 4032747, 4480830, 5376996, 5974440, 6721245, 8065494, 8961660, 10753992, 13442490, 16130988, 17923320, 20163735, 26884980, 32261976, 40327470, 53769960, 80654940, 161309880]

約数ペア:

[(1, 161309880), (2, 80654940), (3, 53769960), (4, 40327470), (5, 32261976), (6, 26884980), (8, 20163735), (9, 17923320), (10, 16130988), (12, 13442490), (15, 10753992), (18, 8961660), (20, 8065494), (24, 6721245), (27, 5974440), (30, 5376996), (36, 4480830), (40, 4032747), (45, 3584664), (54, 2987220), (60, 2688498), (72, 2240415), (81, 1991480), (90, 1792332), (108, 1493610), (120, 1344249), (135, 1194888), (162, 995740), (180, 896166), (216, 746805), (270, 597444), (324, 497870), (360, 448083), (405, 398296), (540, 298722), (648, 248935), (810, 199148), (1080, 149361), (1620, 99574), (3240, 49787)]