261583104

素因数分解:

$2^8\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^2$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 720477296

約数和(自身を除く): 458894192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 89, 96, 128, 129, 172, 178, 192, 256, 258, 267, 344, 356, 384, 516, 534, 688, 712, 768, 1032, 1068, 1376, 1424, 2064, 2136, 2752, 2848, 3827, 4128, 4272, 5504, 5696, 7654, 7921, 8256, 8544, 11008, 11392, 11481, 15308, 15842, 16512, 17088, 22784, 22962, 23763, 30616, 31684, 33024, 34176, 45924, 47526, 61232, 63368, 68352, 91848, 95052, 122464, 126736, 183696, 190104, 244928, 253472, 340603, 367392, 380208, 489856, 506944, 681206, 734784, 760416, 979712, 1013888, 1021809, 1362412, 1469568, 1520832, 2027776, 2043618, 2724824, 2939136, 3041664, 4087236, 5449648, 6083328, 8174472, 10899296, 16348944, 21798592, 32697888, 43597184, 65395776, 87194368, 130791552, 261583104]

約数ペア:

[(1, 261583104), (2, 130791552), (3, 87194368), (4, 65395776), (6, 43597184), (8, 32697888), (12, 21798592), (16, 16348944), (24, 10899296), (32, 8174472), (43, 6083328), (48, 5449648), (64, 4087236), (86, 3041664), (89, 2939136), (96, 2724824), (128, 2043618), (129, 2027776), (172, 1520832), (178, 1469568), (192, 1362412), (256, 1021809), (258, 1013888), (267, 979712), (344, 760416), (356, 734784), (384, 681206), (516, 506944), (534, 489856), (688, 380208), (712, 367392), (768, 340603), (1032, 253472), (1068, 244928), (1376, 190104), (1424, 183696), (2064, 126736), (2136, 122464), (2752, 95052), (2848, 91848), (3827, 68352), (4128, 63368), (4272, 61232), (5504, 47526), (5696, 45924), (7654, 34176), (7921, 33024), (8256, 31684), (8544, 30616), (11008, 23763), (11392, 22962), (11481, 22784), (15308, 17088), (15842, 16512)]