201917808

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 120

約数和(自身を含む): 582073856

約数和(自身を除く): 380156048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 127, 144, 181, 183, 244, 254, 362, 366, 381, 488, 508, 543, 549, 724, 732, 762, 976, 1016, 1086, 1098, 1143, 1448, 1464, 1524, 1629, 2032, 2172, 2196, 2286, 2896, 2928, 3048, 3258, 4344, 4392, 4572, 6096, 6516, 7747, 8688, 8784, 9144, 11041, 13032, 15494, 18288, 22082, 22987, 23241, 26064, 30988, 33123, 44164, 45974, 46482, 61976, 66246, 68961, 69723, 88328, 91948, 92964, 99369, 123952, 132492, 137922, 139446, 176656, 183896, 185928, 198738, 206883, 264984, 275844, 278892, 367792, 371856, 397476, 413766, 529968, 551688, 557784, 794952, 827532, 1103376, 1115568, 1402207, 1589904, 1655064, 2804414, 3310128, 4206621, 5608828, 8413242, 11217656, 12619863, 16826484, 22435312, 25239726, 33652968, 50479452, 67305936, 100958904, 201917808]

約数ペア:

[(1, 201917808), (2, 100958904), (3, 67305936), (4, 50479452), (6, 33652968), (8, 25239726), (9, 22435312), (12, 16826484), (16, 12619863), (18, 11217656), (24, 8413242), (36, 5608828), (48, 4206621), (61, 3310128), (72, 2804414), (122, 1655064), (127, 1589904), (144, 1402207), (181, 1115568), (183, 1103376), (244, 827532), (254, 794952), (362, 557784), (366, 551688), (381, 529968), (488, 413766), (508, 397476), (543, 371856), (549, 367792), (724, 278892), (732, 275844), (762, 264984), (976, 206883), (1016, 198738), (1086, 185928), (1098, 183896), (1143, 176656), (1448, 139446), (1464, 137922), (1524, 132492), (1629, 123952), (2032, 99369), (2172, 92964), (2196, 91948), (2286, 88328), (2896, 69723), (2928, 68961), (3048, 66246), (3258, 61976), (4344, 46482), (4392, 45974), (4572, 44164), (6096, 33123), (6516, 30988), (7747, 26064), (8688, 23241), (8784, 22987), (9144, 22082), (11041, 18288), (13032, 15494)]