681209712

素因数分解:

$2^4\times 3^2\times {\mathrm{127}}^1\times {\mathrm{193}}^2$

素因数の和:527

約数の個数: 90

約数和(自身を含む): 1931459712

約数和(自身を除く): 1250250000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 127, 144, 193, 254, 381, 386, 508, 579, 762, 772, 1016, 1143, 1158, 1524, 1544, 1737, 2032, 2286, 2316, 3048, 3088, 3474, 4572, 4632, 6096, 6948, 9144, 9264, 13896, 18288, 24511, 27792, 37249, 49022, 73533, 74498, 98044, 111747, 147066, 148996, 196088, 220599, 223494, 294132, 297992, 335241, 392176, 441198, 446988, 588264, 595984, 670482, 882396, 893976, 1176528, 1340964, 1764792, 1787952, 2681928, 3529584, 4730623, 5363856, 9461246, 14191869, 18922492, 28383738, 37844984, 42575607, 56767476, 75689968, 85151214, 113534952, 170302428, 227069904, 340604856, 681209712]

約数ペア:

[(1, 681209712), (2, 340604856), (3, 227069904), (4, 170302428), (6, 113534952), (8, 85151214), (9, 75689968), (12, 56767476), (16, 42575607), (18, 37844984), (24, 28383738), (36, 18922492), (48, 14191869), (72, 9461246), (127, 5363856), (144, 4730623), (193, 3529584), (254, 2681928), (381, 1787952), (386, 1764792), (508, 1340964), (579, 1176528), (762, 893976), (772, 882396), (1016, 670482), (1143, 595984), (1158, 588264), (1524, 446988), (1544, 441198), (1737, 392176), (2032, 335241), (2286, 297992), (2316, 294132), (3048, 223494), (3088, 220599), (3474, 196088), (4572, 148996), (4632, 147066), (6096, 111747), (6948, 98044), (9144, 74498), (9264, 73533), (13896, 49022), (18288, 37249), (24511, 27792)]