15721831808

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:800

約数の個数: 128

約数和(自身を含む): 33788275200

約数和(自身を除く): 18066443392

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 128, 152, 212, 283, 304, 424, 431, 566, 608, 848, 862, 1007, 1132, 1216, 1696, 1724, 2014, 2264, 2432, 3392, 3448, 4028, 4528, 5377, 6784, 6896, 8056, 8189, 9056, 10754, 13792, 14999, 16112, 16378, 18112, 21508, 22843, 27584, 29998, 32224, 32756, 36224, 43016, 45686, 55168, 59996, 64448, 65512, 86032, 91372, 119992, 121973, 128896, 131024, 172064, 182744, 239984, 243946, 262048, 284981, 344128, 365488, 434017, 479968, 487892, 524096, 569962, 688256, 730976, 868034, 959936, 975784, 1048192, 1139924, 1461952, 1736068, 1919872, 1951568, 2279848, 2317487, 2923904, 3472136, 3903136, 4559696, 4634974, 6464569, 6944272, 7806272, 9119392, 9269948, 12929138, 13888544, 15612544, 18238784, 18539896, 25858276, 27777088, 36477568, 37079792, 51716552, 55554176, 74159584, 103433104, 122826811, 148319168, 206866208, 245653622, 296638336, 413732416, 491307244, 827464832, 982614488, 1965228976, 3930457952, 7860915904, 15721831808]

約数ペア:

[(1, 15721831808), (2, 7860915904), (4, 3930457952), (8, 1965228976), (16, 982614488), (19, 827464832), (32, 491307244), (38, 413732416), (53, 296638336), (64, 245653622), (76, 206866208), (106, 148319168), (128, 122826811), (152, 103433104), (212, 74159584), (283, 55554176), (304, 51716552), (424, 37079792), (431, 36477568), (566, 27777088), (608, 25858276), (848, 18539896), (862, 18238784), (1007, 15612544), (1132, 13888544), (1216, 12929138), (1696, 9269948), (1724, 9119392), (2014, 7806272), (2264, 6944272), (2432, 6464569), (3392, 4634974), (3448, 4559696), (4028, 3903136), (4528, 3472136), (5377, 2923904), (6784, 2317487), (6896, 2279848), (8056, 1951568), (8189, 1919872), (9056, 1736068), (10754, 1461952), (13792, 1139924), (14999, 1048192), (16112, 975784), (16378, 959936), (18112, 868034), (21508, 730976), (22843, 688256), (27584, 569962), (29998, 524096), (32224, 487892), (32756, 479968), (36224, 434017), (43016, 365488), (45686, 344128), (55168, 284981), (59996, 262048), (64448, 243946), (65512, 239984), (86032, 182744), (91372, 172064), (119992, 131024), (121973, 128896)]