261492960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 858719232

約数和(自身を除く): 597226272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 67, 80, 94, 96, 120, 134, 141, 160, 173, 188, 201, 235, 240, 268, 282, 335, 346, 376, 402, 470, 480, 519, 536, 564, 670, 692, 705, 752, 804, 865, 940, 1005, 1038, 1072, 1128, 1340, 1384, 1410, 1504, 1608, 1730, 1880, 2010, 2076, 2144, 2256, 2595, 2680, 2768, 2820, 3149, 3216, 3460, 3760, 4020, 4152, 4512, 5190, 5360, 5536, 5640, 6298, 6432, 6920, 7520, 8040, 8131, 8304, 9447, 10380, 10720, 11280, 11591, 12596, 13840, 15745, 16080, 16262, 16608, 18894, 20760, 22560, 23182, 24393, 25192, 27680, 31490, 32160, 32524, 34773, 37788, 40655, 41520, 46364, 47235, 48786, 50384, 57955, 62980, 65048, 69546, 75576, 81310, 83040, 92728, 94470, 97572, 100768, 115910, 121965, 125960, 130096, 139092, 151152, 162620, 173865, 185456, 188940, 195144, 231820, 243930, 251920, 260192, 278184, 302304, 325240, 347730, 370912, 377880, 390288, 463640, 487860, 503840, 544777, 556368, 650480, 695460, 755760, 780576, 927280, 975720, 1089554, 1112736, 1300960, 1390920, 1511520, 1634331, 1854560, 1951440, 2179108, 2723885, 2781840, 3268662, 3902880, 4358216, 5447770, 5563680, 6537324, 8171655, 8716432, 10895540, 13074648, 16343310, 17432864, 21791080, 26149296, 32686620, 43582160, 52298592, 65373240, 87164320, 130746480, 261492960]

約数ペア:

[(1, 261492960), (2, 130746480), (3, 87164320), (4, 65373240), (5, 52298592), (6, 43582160), (8, 32686620), (10, 26149296), (12, 21791080), (15, 17432864), (16, 16343310), (20, 13074648), (24, 10895540), (30, 8716432), (32, 8171655), (40, 6537324), (47, 5563680), (48, 5447770), (60, 4358216), (67, 3902880), (80, 3268662), (94, 2781840), (96, 2723885), (120, 2179108), (134, 1951440), (141, 1854560), (160, 1634331), (173, 1511520), (188, 1390920), (201, 1300960), (235, 1112736), (240, 1089554), (268, 975720), (282, 927280), (335, 780576), (346, 755760), (376, 695460), (402, 650480), (470, 556368), (480, 544777), (519, 503840), (536, 487860), (564, 463640), (670, 390288), (692, 377880), (705, 370912), (752, 347730), (804, 325240), (865, 302304), (940, 278184), (1005, 260192), (1038, 251920), (1072, 243930), (1128, 231820), (1340, 195144), (1384, 188940), (1410, 185456), (1504, 173865), (1608, 162620), (1730, 151152), (1880, 139092), (2010, 130096), (2076, 125960), (2144, 121965), (2256, 115910), (2595, 100768), (2680, 97572), (2768, 94470), (2820, 92728), (3149, 83040), (3216, 81310), (3460, 75576), (3760, 69546), (4020, 65048), (4152, 62980), (4512, 57955), (5190, 50384), (5360, 48786), (5536, 47235), (5640, 46364), (6298, 41520), (6432, 40655), (6920, 37788), (7520, 34773), (8040, 32524), (8131, 32160), (8304, 31490), (9447, 27680), (10380, 25192), (10720, 24393), (11280, 23182), (11591, 22560), (12596, 20760), (13840, 18894), (15745, 16608), (16080, 16262)]