161186480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3163}}^1$

素因数の和:3203

約数の個数: 120

約数和(自身を含む): 469626192

約数和(自身を除く): 308439712

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3163, 3185, 3640, 3920, 5096, 6326, 6370, 7280, 10192, 12652, 12740, 15815, 22141, 25304, 25480, 31630, 41119, 44282, 50608, 50960, 63260, 82238, 88564, 110705, 126520, 154987, 164476, 177128, 205595, 221410, 253040, 287833, 309974, 328952, 354256, 411190, 442820, 575666, 619948, 657904, 774935, 822380, 885640, 1151332, 1239896, 1439165, 1549870, 1644760, 1771280, 2014831, 2302664, 2479792, 2878330, 3099740, 3289520, 4029662, 4605328, 5756660, 6199480, 8059324, 10074155, 11513320, 12398960, 16118648, 20148310, 23026640, 32237296, 40296620, 80593240, 161186480]

約数ペア:

[(1, 161186480), (2, 80593240), (4, 40296620), (5, 32237296), (7, 23026640), (8, 20148310), (10, 16118648), (13, 12398960), (14, 11513320), (16, 10074155), (20, 8059324), (26, 6199480), (28, 5756660), (35, 4605328), (40, 4029662), (49, 3289520), (52, 3099740), (56, 2878330), (65, 2479792), (70, 2302664), (80, 2014831), (91, 1771280), (98, 1644760), (104, 1549870), (112, 1439165), (130, 1239896), (140, 1151332), (182, 885640), (196, 822380), (208, 774935), (245, 657904), (260, 619948), (280, 575666), (364, 442820), (392, 411190), (455, 354256), (490, 328952), (520, 309974), (560, 287833), (637, 253040), (728, 221410), (784, 205595), (910, 177128), (980, 164476), (1040, 154987), (1274, 126520), (1456, 110705), (1820, 88564), (1960, 82238), (2548, 63260), (3163, 50960), (3185, 50608), (3640, 44282), (3920, 41119), (5096, 31630), (6326, 25480), (6370, 25304), (7280, 22141), (10192, 15815), (12652, 12740)]