1889432888

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 4423680000

約数和(自身を除く): 2534247112

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 79, 92, 124, 158, 161, 184, 217, 248, 316, 322, 434, 553, 599, 632, 644, 713, 868, 1106, 1198, 1288, 1426, 1736, 1817, 2212, 2396, 2449, 2852, 3634, 4193, 4424, 4792, 4898, 4991, 5704, 7268, 8386, 9796, 9982, 12719, 13777, 14536, 16772, 17143, 18569, 19592, 19964, 25438, 27554, 33544, 34286, 37138, 39928, 47321, 50876, 55108, 56327, 68572, 74276, 94642, 96439, 101752, 110216, 112654, 129983, 137144, 148552, 189284, 192878, 225308, 259966, 331247, 378568, 385756, 394289, 427087, 450616, 519932, 662494, 771512, 788578, 854174, 1039864, 1088383, 1324988, 1466951, 1577156, 1708348, 2176766, 2649976, 2933902, 2989609, 3154312, 3416696, 4353532, 5867804, 5979218, 7618681, 8707064, 10268657, 11735608, 11958436, 15237362, 20537314, 23916872, 30474724, 33739873, 41074628, 60949448, 67479746, 82149256, 134959492, 236179111, 269918984, 472358222, 944716444, 1889432888]

約数ペア:

[(1, 1889432888), (2, 944716444), (4, 472358222), (7, 269918984), (8, 236179111), (14, 134959492), (23, 82149256), (28, 67479746), (31, 60949448), (46, 41074628), (56, 33739873), (62, 30474724), (79, 23916872), (92, 20537314), (124, 15237362), (158, 11958436), (161, 11735608), (184, 10268657), (217, 8707064), (248, 7618681), (316, 5979218), (322, 5867804), (434, 4353532), (553, 3416696), (599, 3154312), (632, 2989609), (644, 2933902), (713, 2649976), (868, 2176766), (1106, 1708348), (1198, 1577156), (1288, 1466951), (1426, 1324988), (1736, 1088383), (1817, 1039864), (2212, 854174), (2396, 788578), (2449, 771512), (2852, 662494), (3634, 519932), (4193, 450616), (4424, 427087), (4792, 394289), (4898, 385756), (4991, 378568), (5704, 331247), (7268, 259966), (8386, 225308), (9796, 192878), (9982, 189284), (12719, 148552), (13777, 137144), (14536, 129983), (16772, 112654), (17143, 110216), (18569, 101752), (19592, 96439), (19964, 94642), (25438, 74276), (27554, 68572), (33544, 56327), (34286, 55108), (37138, 50876), (39928, 47321)]