138526520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 357212160

約数和(自身を除く): 218685640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 67, 74, 88, 110, 127, 134, 148, 185, 220, 254, 268, 296, 335, 370, 407, 440, 508, 536, 635, 670, 737, 740, 814, 1016, 1270, 1340, 1397, 1474, 1480, 1628, 2035, 2479, 2540, 2680, 2794, 2948, 3256, 3685, 4070, 4699, 4958, 5080, 5588, 5896, 6985, 7370, 8140, 8509, 9398, 9916, 11176, 12395, 13970, 14740, 16280, 17018, 18796, 19832, 23495, 24790, 27269, 27940, 29480, 34036, 37592, 42545, 46990, 49580, 51689, 54538, 55880, 68072, 85090, 93599, 93980, 99160, 103378, 109076, 136345, 170180, 187198, 187960, 206756, 218152, 258445, 272690, 314833, 340360, 374396, 413512, 467995, 516890, 545380, 629666, 748792, 935990, 1033780, 1090760, 1259332, 1574165, 1871980, 2067560, 2518664, 3148330, 3463163, 3743960, 6296660, 6926326, 12593320, 13852652, 17315815, 27705304, 34631630, 69263260, 138526520]

約数ペア:

[(1, 138526520), (2, 69263260), (4, 34631630), (5, 27705304), (8, 17315815), (10, 13852652), (11, 12593320), (20, 6926326), (22, 6296660), (37, 3743960), (40, 3463163), (44, 3148330), (55, 2518664), (67, 2067560), (74, 1871980), (88, 1574165), (110, 1259332), (127, 1090760), (134, 1033780), (148, 935990), (185, 748792), (220, 629666), (254, 545380), (268, 516890), (296, 467995), (335, 413512), (370, 374396), (407, 340360), (440, 314833), (508, 272690), (536, 258445), (635, 218152), (670, 206756), (737, 187960), (740, 187198), (814, 170180), (1016, 136345), (1270, 109076), (1340, 103378), (1397, 99160), (1474, 93980), (1480, 93599), (1628, 85090), (2035, 68072), (2479, 55880), (2540, 54538), (2680, 51689), (2794, 49580), (2948, 46990), (3256, 42545), (3685, 37592), (4070, 34036), (4699, 29480), (4958, 27940), (5080, 27269), (5588, 24790), (5896, 23495), (6985, 19832), (7370, 18796), (8140, 17018), (8509, 16280), (9398, 14740), (9916, 13970), (11176, 12395)]