122156120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 304128000

約数和(自身を除く): 181971880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 43, 58, 62, 79, 86, 116, 124, 145, 155, 158, 172, 215, 232, 248, 290, 310, 316, 344, 395, 430, 580, 620, 632, 790, 860, 899, 1160, 1240, 1247, 1333, 1580, 1720, 1798, 2291, 2449, 2494, 2666, 3160, 3397, 3596, 4495, 4582, 4898, 4988, 5332, 6235, 6665, 6794, 7192, 8990, 9164, 9796, 9976, 10664, 11455, 12245, 12470, 13330, 13588, 16985, 17980, 18328, 19592, 22910, 24490, 24940, 26660, 27176, 33970, 35960, 38657, 45820, 48980, 49880, 53320, 67940, 71021, 77314, 91640, 97960, 98513, 105307, 135880, 142042, 154628, 193285, 197026, 210614, 284084, 309256, 355105, 386570, 394052, 421228, 492565, 526535, 568168, 710210, 773140, 788104, 842456, 985130, 1053070, 1420420, 1546280, 1970260, 2106140, 2840840, 3053903, 3940520, 4212280, 6107806, 12215612, 15269515, 24431224, 30539030, 61078060, 122156120]

約数ペア:

[(1, 122156120), (2, 61078060), (4, 30539030), (5, 24431224), (8, 15269515), (10, 12215612), (20, 6107806), (29, 4212280), (31, 3940520), (40, 3053903), (43, 2840840), (58, 2106140), (62, 1970260), (79, 1546280), (86, 1420420), (116, 1053070), (124, 985130), (145, 842456), (155, 788104), (158, 773140), (172, 710210), (215, 568168), (232, 526535), (248, 492565), (290, 421228), (310, 394052), (316, 386570), (344, 355105), (395, 309256), (430, 284084), (580, 210614), (620, 197026), (632, 193285), (790, 154628), (860, 142042), (899, 135880), (1160, 105307), (1240, 98513), (1247, 97960), (1333, 91640), (1580, 77314), (1720, 71021), (1798, 67940), (2291, 53320), (2449, 49880), (2494, 48980), (2666, 45820), (3160, 38657), (3397, 35960), (3596, 33970), (4495, 27176), (4582, 26660), (4898, 24940), (4988, 24490), (5332, 22910), (6235, 19592), (6665, 18328), (6794, 17980), (7192, 16985), (8990, 13588), (9164, 13330), (9796, 12470), (9976, 12245), (10664, 11455)]