15978699520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{57527}}^1$

素因数の和:57586

約数の個数: 144

約数和(自身を含む): 45153497088

約数和(自身を除く): 29174797568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3472, 3968, 4340, 4480, 4960, 6944, 7936, 8680, 8960, 9920, 13888, 17360, 19840, 27776, 34720, 39680, 55552, 57527, 69440, 115054, 138880, 230108, 277760, 287635, 402689, 460216, 575270, 805378, 920432, 1150540, 1610756, 1783337, 1840864, 2013445, 2301080, 3221512, 3566674, 3681728, 4026890, 4602160, 6443024, 7133348, 7363456, 8053780, 8916685, 9204320, 12483359, 12886048, 14266696, 14726912, 16107560, 17833370, 18408640, 24966718, 25772096, 28533392, 32215120, 35666740, 36817280, 49933436, 51544192, 57066784, 62416795, 64430240, 71333480, 73634560, 99866872, 103088384, 114133568, 124833590, 128860480, 142666960, 199733744, 228267136, 249667180, 257720960, 285333920, 399467488, 456534272, 499334360, 515441920, 570667840, 798934976, 998668720, 1141335680, 1597869952, 1997337440, 2282671360, 3195739904, 3994674880, 7989349760, 15978699520]

約数ペア:

[(1, 15978699520), (2, 7989349760), (4, 3994674880), (5, 3195739904), (7, 2282671360), (8, 1997337440), (10, 1597869952), (14, 1141335680), (16, 998668720), (20, 798934976), (28, 570667840), (31, 515441920), (32, 499334360), (35, 456534272), (40, 399467488), (56, 285333920), (62, 257720960), (64, 249667180), (70, 228267136), (80, 199733744), (112, 142666960), (124, 128860480), (128, 124833590), (140, 114133568), (155, 103088384), (160, 99866872), (217, 73634560), (224, 71333480), (248, 64430240), (256, 62416795), (280, 57066784), (310, 51544192), (320, 49933436), (434, 36817280), (448, 35666740), (496, 32215120), (560, 28533392), (620, 25772096), (640, 24966718), (868, 18408640), (896, 17833370), (992, 16107560), (1085, 14726912), (1120, 14266696), (1240, 12886048), (1280, 12483359), (1736, 9204320), (1792, 8916685), (1984, 8053780), (2170, 7363456), (2240, 7133348), (2480, 6443024), (3472, 4602160), (3968, 4026890), (4340, 3681728), (4480, 3566674), (4960, 3221512), (6944, 2301080), (7936, 2013445), (8680, 1840864), (8960, 1783337), (9920, 1610756), (13888, 1150540), (17360, 920432), (19840, 805378), (27776, 575270), (34720, 460216), (39680, 402689), (55552, 287635), (57527, 277760), (69440, 230108), (115054, 138880)]