681555456

素因数分解:

$2^9\times 3^2\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:796

約数の個数: 120

約数和(自身を含む): 1977295320

約数和(自身を除く): 1295739864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 353, 384, 419, 512, 576, 706, 768, 838, 1059, 1152, 1257, 1412, 1536, 1676, 2118, 2304, 2514, 2824, 3177, 3352, 3771, 4236, 4608, 5028, 5648, 6354, 6704, 7542, 8472, 10056, 11296, 12708, 13408, 15084, 16944, 20112, 22592, 25416, 26816, 30168, 33888, 40224, 45184, 50832, 53632, 60336, 67776, 80448, 90368, 101664, 107264, 120672, 135552, 147907, 160896, 180736, 203328, 214528, 241344, 271104, 295814, 321792, 406656, 443721, 482688, 542208, 591628, 643584, 813312, 887442, 965376, 1183256, 1331163, 1626624, 1774884, 1930752, 2366512, 2662326, 3549768, 4733024, 5324652, 7099536, 9466048, 10649304, 14199072, 18932096, 21298608, 28398144, 37864192, 42597216, 56796288, 75728384, 85194432, 113592576, 170388864, 227185152, 340777728, 681555456]

約数ペア:

[(1, 681555456), (2, 340777728), (3, 227185152), (4, 170388864), (6, 113592576), (8, 85194432), (9, 75728384), (12, 56796288), (16, 42597216), (18, 37864192), (24, 28398144), (32, 21298608), (36, 18932096), (48, 14199072), (64, 10649304), (72, 9466048), (96, 7099536), (128, 5324652), (144, 4733024), (192, 3549768), (256, 2662326), (288, 2366512), (353, 1930752), (384, 1774884), (419, 1626624), (512, 1331163), (576, 1183256), (706, 965376), (768, 887442), (838, 813312), (1059, 643584), (1152, 591628), (1257, 542208), (1412, 482688), (1536, 443721), (1676, 406656), (2118, 321792), (2304, 295814), (2514, 271104), (2824, 241344), (3177, 214528), (3352, 203328), (3771, 180736), (4236, 160896), (4608, 147907), (5028, 135552), (5648, 120672), (6354, 107264), (6704, 101664), (7542, 90368), (8472, 80448), (10056, 67776), (11296, 60336), (12708, 53632), (13408, 50832), (15084, 45184), (16944, 40224), (20112, 33888), (22592, 30168), (25416, 26816)]