656140115456

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1\times {\mathrm{2659}}^1$

素因数の和:4936

約数の個数: 160

約数和(自身を含む): 1547894261760

約数和(自身を除く): 891754146304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 2221, 2659, 3472, 3584, 3968, 4442, 5318, 6944, 7936, 8884, 10636, 13888, 15547, 15872, 17768, 18613, 21272, 27776, 31094, 35536, 37226, 42544, 55552, 62188, 68851, 71072, 74452, 82429, 85088, 111104, 124376, 137702, 142144, 148904, 164858, 170176, 248752, 275404, 284288, 297808, 329716, 340352, 481957, 497504, 550808, 568576, 577003, 595616, 659432, 680704, 963914, 995008, 1101616, 1137152, 1154006, 1191232, 1318864, 1361408, 1927828, 1990016, 2203232, 2308012, 2382464, 2637728, 3855656, 3980032, 4406464, 4616024, 4764928, 5275456, 5905639, 7711312, 7960064, 8812928, 9232048, 9529856, 10550912, 11811278, 15422624, 17625856, 18464096, 21101824, 23622556, 30845248, 35251712, 36928192, 41339473, 42203648, 47245112, 61690496, 73856384, 82678946, 94490224, 123380992, 147712768, 165357892, 183074809, 188980448, 246761984, 295425536, 330715784, 366149618, 377960896, 661431568, 732299236, 755921792, 1281523663, 1322863136, 1464598472, 1511843584, 2563047326, 2645726272, 2929196944, 3023687168, 5126094652, 5291452544, 5858393888, 10252189304, 10582905088, 11716787776, 20504378608, 21165810176, 23433575552, 41008757216, 46867151104, 82017514432, 93734302208, 164035028864, 328070057728, 656140115456]

約数ペア:

[(1, 656140115456), (2, 328070057728), (4, 164035028864), (7, 93734302208), (8, 82017514432), (14, 46867151104), (16, 41008757216), (28, 23433575552), (31, 21165810176), (32, 20504378608), (56, 11716787776), (62, 10582905088), (64, 10252189304), (112, 5858393888), (124, 5291452544), (128, 5126094652), (217, 3023687168), (224, 2929196944), (248, 2645726272), (256, 2563047326), (434, 1511843584), (448, 1464598472), (496, 1322863136), (512, 1281523663), (868, 755921792), (896, 732299236), (992, 661431568), (1736, 377960896), (1792, 366149618), (1984, 330715784), (2221, 295425536), (2659, 246761984), (3472, 188980448), (3584, 183074809), (3968, 165357892), (4442, 147712768), (5318, 123380992), (6944, 94490224), (7936, 82678946), (8884, 73856384), (10636, 61690496), (13888, 47245112), (15547, 42203648), (15872, 41339473), (17768, 36928192), (18613, 35251712), (21272, 30845248), (27776, 23622556), (31094, 21101824), (35536, 18464096), (37226, 17625856), (42544, 15422624), (55552, 11811278), (62188, 10550912), (68851, 9529856), (71072, 9232048), (74452, 8812928), (82429, 7960064), (85088, 7711312), (111104, 5905639), (124376, 5275456), (137702, 4764928), (142144, 4616024), (148904, 4406464), (164858, 3980032), (170176, 3855656), (248752, 2637728), (275404, 2382464), (284288, 2308012), (297808, 2203232), (329716, 1990016), (340352, 1927828), (481957, 1361408), (497504, 1318864), (550808, 1191232), (568576, 1154006), (577003, 1137152), (595616, 1101616), (659432, 995008), (680704, 963914)]