209527140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{887}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 611057664

約数和(自身を除く): 401530524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 127, 155, 186, 254, 310, 372, 381, 465, 508, 620, 635, 762, 887, 930, 1270, 1524, 1774, 1860, 1905, 2540, 2661, 3548, 3810, 3937, 4435, 5322, 7620, 7874, 8870, 10644, 11811, 13305, 15748, 17740, 19685, 23622, 26610, 27497, 39370, 47244, 53220, 54994, 59055, 78740, 82491, 109988, 112649, 118110, 137485, 164982, 225298, 236220, 274970, 329964, 337947, 412455, 450596, 549940, 563245, 675894, 824910, 1126490, 1351788, 1649820, 1689735, 2252980, 3379470, 3492119, 6758940, 6984238, 10476357, 13968476, 17460595, 20952714, 34921190, 41905428, 52381785, 69842380, 104763570, 209527140]

約数ペア:

[(1, 209527140), (2, 104763570), (3, 69842380), (4, 52381785), (5, 41905428), (6, 34921190), (10, 20952714), (12, 17460595), (15, 13968476), (20, 10476357), (30, 6984238), (31, 6758940), (60, 3492119), (62, 3379470), (93, 2252980), (124, 1689735), (127, 1649820), (155, 1351788), (186, 1126490), (254, 824910), (310, 675894), (372, 563245), (381, 549940), (465, 450596), (508, 412455), (620, 337947), (635, 329964), (762, 274970), (887, 236220), (930, 225298), (1270, 164982), (1524, 137485), (1774, 118110), (1860, 112649), (1905, 109988), (2540, 82491), (2661, 78740), (3548, 59055), (3810, 54994), (3937, 53220), (4435, 47244), (5322, 39370), (7620, 27497), (7874, 26610), (8870, 23622), (10644, 19685), (11811, 17740), (13305, 15748)]