261718560

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1360

約数の個数: 192

約数和(自身を含む): 936230400

約数和(自身を除く): 674511840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 96, 108, 120, 135, 141, 144, 160, 180, 188, 216, 235, 240, 270, 282, 288, 360, 376, 423, 432, 470, 480, 540, 564, 705, 720, 752, 846, 864, 940, 1080, 1128, 1269, 1289, 1410, 1440, 1504, 1692, 1880, 2115, 2160, 2256, 2538, 2578, 2820, 3384, 3760, 3867, 4230, 4320, 4512, 5076, 5156, 5640, 6345, 6445, 6768, 7520, 7734, 8460, 10152, 10312, 11280, 11601, 12690, 12890, 13536, 15468, 16920, 19335, 20304, 20624, 22560, 23202, 25380, 25780, 30936, 33840, 34803, 38670, 40608, 41248, 46404, 50760, 51560, 58005, 60583, 61872, 67680, 69606, 77340, 92808, 101520, 103120, 116010, 121166, 123744, 139212, 154680, 174015, 181749, 185616, 203040, 206240, 232020, 242332, 278424, 302915, 309360, 348030, 363498, 371232, 464040, 484664, 545247, 556848, 605830, 618720, 696060, 726996, 908745, 928080, 969328, 1090494, 1113696, 1211660, 1392120, 1453992, 1635741, 1817490, 1856160, 1938656, 2180988, 2423320, 2726235, 2784240, 2907984, 3271482, 3634980, 4361976, 4846640, 5452470, 5568480, 5815968, 6542964, 7269960, 8178705, 8723952, 9693280, 10904940, 13085928, 14539920, 16357410, 17447904, 21809880, 26171856, 29079840, 32714820, 43619760, 52343712, 65429640, 87239520, 130859280, 261718560]

約数ペア:

[(1, 261718560), (2, 130859280), (3, 87239520), (4, 65429640), (5, 52343712), (6, 43619760), (8, 32714820), (9, 29079840), (10, 26171856), (12, 21809880), (15, 17447904), (16, 16357410), (18, 14539920), (20, 13085928), (24, 10904940), (27, 9693280), (30, 8723952), (32, 8178705), (36, 7269960), (40, 6542964), (45, 5815968), (47, 5568480), (48, 5452470), (54, 4846640), (60, 4361976), (72, 3634980), (80, 3271482), (90, 2907984), (94, 2784240), (96, 2726235), (108, 2423320), (120, 2180988), (135, 1938656), (141, 1856160), (144, 1817490), (160, 1635741), (180, 1453992), (188, 1392120), (216, 1211660), (235, 1113696), (240, 1090494), (270, 969328), (282, 928080), (288, 908745), (360, 726996), (376, 696060), (423, 618720), (432, 605830), (470, 556848), (480, 545247), (540, 484664), (564, 464040), (705, 371232), (720, 363498), (752, 348030), (846, 309360), (864, 302915), (940, 278424), (1080, 242332), (1128, 232020), (1269, 206240), (1289, 203040), (1410, 185616), (1440, 181749), (1504, 174015), (1692, 154680), (1880, 139212), (2115, 123744), (2160, 121166), (2256, 116010), (2538, 103120), (2578, 101520), (2820, 92808), (3384, 77340), (3760, 69606), (3867, 67680), (4230, 61872), (4320, 60583), (4512, 58005), (5076, 51560), (5156, 50760), (5640, 46404), (6345, 41248), (6445, 40608), (6768, 38670), (7520, 34803), (7734, 33840), (8460, 30936), (10152, 25780), (10312, 25380), (11280, 23202), (11601, 22560), (12690, 20624), (12890, 20304), (13536, 19335), (15468, 16920)]