207957420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:980

約数の個数: 144

約数和(自身を含む): 694407168

約数和(自身を除く): 486449748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 127, 132, 165, 180, 198, 220, 254, 330, 381, 396, 495, 508, 635, 660, 762, 827, 990, 1143, 1270, 1397, 1524, 1654, 1905, 1980, 2286, 2481, 2540, 2794, 3308, 3810, 4135, 4191, 4572, 4962, 5588, 5715, 6985, 7443, 7620, 8270, 8382, 9097, 9924, 11430, 12405, 12573, 13970, 14886, 16540, 16764, 18194, 20955, 22860, 24810, 25146, 27291, 27940, 29772, 36388, 37215, 41910, 45485, 49620, 50292, 54582, 62865, 74430, 81873, 83820, 90970, 105029, 109164, 125730, 136455, 148860, 163746, 181940, 210058, 251460, 272910, 315087, 327492, 409365, 420116, 525145, 545820, 630174, 818730, 945261, 1050290, 1155319, 1260348, 1575435, 1637460, 1890522, 2100580, 2310638, 3150870, 3465957, 3781044, 4621276, 4726305, 5776595, 6301740, 6931914, 9452610, 10397871, 11553190, 13863828, 17329785, 18905220, 20795742, 23106380, 34659570, 41591484, 51989355, 69319140, 103978710, 207957420]

約数ペア:

[(1, 207957420), (2, 103978710), (3, 69319140), (4, 51989355), (5, 41591484), (6, 34659570), (9, 23106380), (10, 20795742), (11, 18905220), (12, 17329785), (15, 13863828), (18, 11553190), (20, 10397871), (22, 9452610), (30, 6931914), (33, 6301740), (36, 5776595), (44, 4726305), (45, 4621276), (55, 3781044), (60, 3465957), (66, 3150870), (90, 2310638), (99, 2100580), (110, 1890522), (127, 1637460), (132, 1575435), (165, 1260348), (180, 1155319), (198, 1050290), (220, 945261), (254, 818730), (330, 630174), (381, 545820), (396, 525145), (495, 420116), (508, 409365), (635, 327492), (660, 315087), (762, 272910), (827, 251460), (990, 210058), (1143, 181940), (1270, 163746), (1397, 148860), (1524, 136455), (1654, 125730), (1905, 109164), (1980, 105029), (2286, 90970), (2481, 83820), (2540, 81873), (2794, 74430), (3308, 62865), (3810, 54582), (4135, 50292), (4191, 49620), (4572, 45485), (4962, 41910), (5588, 37215), (5715, 36388), (6985, 29772), (7443, 27940), (7620, 27291), (8270, 25146), (8382, 24810), (9097, 22860), (9924, 20955), (11430, 18194), (12405, 16764), (12573, 16540), (13970, 14886)]