260926820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 701065344

約数和(自身を除く): 440138524

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 121, 140, 146, 154, 211, 220, 242, 292, 308, 365, 385, 422, 484, 511, 605, 730, 770, 803, 844, 847, 1022, 1055, 1210, 1460, 1477, 1540, 1606, 1694, 2044, 2110, 2321, 2420, 2555, 2954, 3212, 3388, 4015, 4220, 4235, 4642, 5110, 5621, 5908, 7385, 8030, 8470, 8833, 9284, 10220, 11242, 11605, 14770, 15403, 16060, 16247, 16940, 17666, 22484, 23210, 25531, 28105, 29540, 30806, 32494, 35332, 44165, 46420, 51062, 56210, 61612, 61831, 64988, 77015, 81235, 88330, 102124, 107821, 112420, 123662, 127655, 154030, 162470, 169433, 176660, 178717, 215642, 247324, 255310, 308060, 309155, 324940, 338866, 357434, 431284, 510620, 539105, 618310, 677732, 714868, 847165, 893585, 1078210, 1186031, 1236620, 1694330, 1787170, 1863763, 2156420, 2372062, 3388660, 3574340, 3727526, 4744124, 5930155, 7455052, 9318815, 11860310, 13046341, 18637630, 23720620, 26092682, 37275260, 52185364, 65231705, 130463410, 260926820]

約数ペア:

[(1, 260926820), (2, 130463410), (4, 65231705), (5, 52185364), (7, 37275260), (10, 26092682), (11, 23720620), (14, 18637630), (20, 13046341), (22, 11860310), (28, 9318815), (35, 7455052), (44, 5930155), (55, 4744124), (70, 3727526), (73, 3574340), (77, 3388660), (110, 2372062), (121, 2156420), (140, 1863763), (146, 1787170), (154, 1694330), (211, 1236620), (220, 1186031), (242, 1078210), (292, 893585), (308, 847165), (365, 714868), (385, 677732), (422, 618310), (484, 539105), (511, 510620), (605, 431284), (730, 357434), (770, 338866), (803, 324940), (844, 309155), (847, 308060), (1022, 255310), (1055, 247324), (1210, 215642), (1460, 178717), (1477, 176660), (1540, 169433), (1606, 162470), (1694, 154030), (2044, 127655), (2110, 123662), (2321, 112420), (2420, 107821), (2555, 102124), (2954, 88330), (3212, 81235), (3388, 77015), (4015, 64988), (4220, 61831), (4235, 61612), (4642, 56210), (5110, 51062), (5621, 46420), (5908, 44165), (7385, 35332), (8030, 32494), (8470, 30806), (8833, 29540), (9284, 28105), (10220, 25531), (11242, 23210), (11605, 22484), (14770, 17666), (15403, 16940), (16060, 16247)]