161810784

素因数分解:

$2^5\times 3^5\times {\mathrm{20809}}^1$

素因数の和:20834

約数の個数: 72

約数和(自身を含む): 477214920

約数和(自身を除く): 315404136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776, 20809, 41618, 62427, 83236, 124854, 166472, 187281, 249708, 332944, 374562, 499416, 561843, 665888, 749124, 998832, 1123686, 1498248, 1685529, 1997664, 2247372, 2996496, 3371058, 4494744, 5056587, 5992992, 6742116, 8989488, 10113174, 13484232, 17978976, 20226348, 26968464, 40452696, 53936928, 80905392, 161810784]

約数ペア:

[(1, 161810784), (2, 80905392), (3, 53936928), (4, 40452696), (6, 26968464), (8, 20226348), (9, 17978976), (12, 13484232), (16, 10113174), (18, 8989488), (24, 6742116), (27, 5992992), (32, 5056587), (36, 4494744), (48, 3371058), (54, 2996496), (72, 2247372), (81, 1997664), (96, 1685529), (108, 1498248), (144, 1123686), (162, 998832), (216, 749124), (243, 665888), (288, 561843), (324, 499416), (432, 374562), (486, 332944), (648, 249708), (864, 187281), (972, 166472), (1296, 124854), (1944, 83236), (2592, 62427), (3888, 41618), (7776, 20809)]