121658960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1787}}^1$

素因数の和:1860

約数の個数: 80

約数和(自身を含む): 303302016

約数和(自身を除く): 181643056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 460, 592, 740, 851, 920, 1480, 1702, 1787, 1840, 2960, 3404, 3574, 4255, 6808, 7148, 8510, 8935, 13616, 14296, 17020, 17870, 28592, 34040, 35740, 41101, 66119, 68080, 71480, 82202, 132238, 142960, 164404, 205505, 264476, 328808, 330595, 411010, 528952, 657616, 661190, 822020, 1057904, 1322380, 1520737, 1644040, 2644760, 3041474, 3288080, 5289520, 6082948, 7603685, 12165896, 15207370, 24331792, 30414740, 60829480, 121658960]

約数ペア:

[(1, 121658960), (2, 60829480), (4, 30414740), (5, 24331792), (8, 15207370), (10, 12165896), (16, 7603685), (20, 6082948), (23, 5289520), (37, 3288080), (40, 3041474), (46, 2644760), (74, 1644040), (80, 1520737), (92, 1322380), (115, 1057904), (148, 822020), (184, 661190), (185, 657616), (230, 528952), (296, 411010), (368, 330595), (370, 328808), (460, 264476), (592, 205505), (740, 164404), (851, 142960), (920, 132238), (1480, 82202), (1702, 71480), (1787, 68080), (1840, 66119), (2960, 41101), (3404, 35740), (3574, 34040), (4255, 28592), (6808, 17870), (7148, 17020), (8510, 14296), (8935, 13616)]