689661029664

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{321301}}^1$

素因数の和:321603

約数の個数: 144

約数和(自身を含む): 2036752656120

約数和(自身を除く): 1347091626456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 257, 261, 288, 348, 464, 514, 522, 696, 771, 928, 1028, 1044, 1392, 1542, 2056, 2088, 2313, 2784, 3084, 4112, 4176, 4626, 6168, 7453, 8224, 8352, 9252, 12336, 14906, 18504, 22359, 24672, 29812, 37008, 44718, 59624, 67077, 74016, 89436, 119248, 134154, 178872, 238496, 268308, 321301, 357744, 536616, 642602, 715488, 963903, 1073232, 1285204, 1927806, 2146464, 2570408, 2891709, 3855612, 5140816, 5783418, 7711224, 9317729, 10281632, 11566836, 15422448, 18635458, 23133672, 27953187, 30844896, 37270916, 46267344, 55906374, 74541832, 82574357, 83859561, 92534688, 111812748, 149083664, 165148714, 167719122, 223625496, 247723071, 298167328, 330297428, 335438244, 447250992, 495446142, 660594856, 670876488, 743169213, 894501984, 990892284, 1321189712, 1341752976, 1486338426, 1981784568, 2394656353, 2642379424, 2683505952, 2972676852, 3963569136, 4789312706, 5945353704, 7183969059, 7927138272, 9578625412, 11890707408, 14367938118, 19157250824, 21551907177, 23781414816, 28735876236, 38314501648, 43103814354, 57471752472, 76629003296, 86207628708, 114943504944, 172415257416, 229887009888, 344830514832, 689661029664]

約数ペア:

[(1, 689661029664), (2, 344830514832), (3, 229887009888), (4, 172415257416), (6, 114943504944), (8, 86207628708), (9, 76629003296), (12, 57471752472), (16, 43103814354), (18, 38314501648), (24, 28735876236), (29, 23781414816), (32, 21551907177), (36, 19157250824), (48, 14367938118), (58, 11890707408), (72, 9578625412), (87, 7927138272), (96, 7183969059), (116, 5945353704), (144, 4789312706), (174, 3963569136), (232, 2972676852), (257, 2683505952), (261, 2642379424), (288, 2394656353), (348, 1981784568), (464, 1486338426), (514, 1341752976), (522, 1321189712), (696, 990892284), (771, 894501984), (928, 743169213), (1028, 670876488), (1044, 660594856), (1392, 495446142), (1542, 447250992), (2056, 335438244), (2088, 330297428), (2313, 298167328), (2784, 247723071), (3084, 223625496), (4112, 167719122), (4176, 165148714), (4626, 149083664), (6168, 111812748), (7453, 92534688), (8224, 83859561), (8352, 82574357), (9252, 74541832), (12336, 55906374), (14906, 46267344), (18504, 37270916), (22359, 30844896), (24672, 27953187), (29812, 23133672), (37008, 18635458), (44718, 15422448), (59624, 11566836), (67077, 10281632), (74016, 9317729), (89436, 7711224), (119248, 5783418), (134154, 5140816), (178872, 3855612), (238496, 2891709), (268308, 2570408), (321301, 2146464), (357744, 1927806), (536616, 1285204), (642602, 1073232), (715488, 963903)]