56649320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 159667200

約数和(自身を除く): 103017880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 91, 104, 130, 140, 158, 182, 197, 260, 280, 316, 364, 394, 395, 455, 520, 553, 632, 728, 788, 790, 910, 985, 1027, 1106, 1379, 1576, 1580, 1820, 1970, 2054, 2212, 2561, 2758, 2765, 3160, 3640, 3940, 4108, 4424, 5122, 5135, 5516, 5530, 6895, 7189, 7880, 8216, 10244, 10270, 11032, 11060, 12805, 13790, 14378, 15563, 17927, 20488, 20540, 22120, 25610, 27580, 28756, 31126, 35854, 35945, 41080, 51220, 55160, 57512, 62252, 71708, 71890, 77815, 89635, 102440, 108941, 124504, 143416, 143780, 155630, 179270, 202319, 217882, 287560, 311260, 358540, 404638, 435764, 544705, 622520, 717080, 809276, 871528, 1011595, 1089410, 1416233, 1618552, 2023190, 2178820, 2832466, 4046380, 4357640, 5664932, 7081165, 8092760, 11329864, 14162330, 28324660, 56649320]

約数ペア:

[(1, 56649320), (2, 28324660), (4, 14162330), (5, 11329864), (7, 8092760), (8, 7081165), (10, 5664932), (13, 4357640), (14, 4046380), (20, 2832466), (26, 2178820), (28, 2023190), (35, 1618552), (40, 1416233), (52, 1089410), (56, 1011595), (65, 871528), (70, 809276), (79, 717080), (91, 622520), (104, 544705), (130, 435764), (140, 404638), (158, 358540), (182, 311260), (197, 287560), (260, 217882), (280, 202319), (316, 179270), (364, 155630), (394, 143780), (395, 143416), (455, 124504), (520, 108941), (553, 102440), (632, 89635), (728, 77815), (788, 71890), (790, 71708), (910, 62252), (985, 57512), (1027, 55160), (1106, 51220), (1379, 41080), (1576, 35945), (1580, 35854), (1820, 31126), (1970, 28756), (2054, 27580), (2212, 25610), (2561, 22120), (2758, 20540), (2765, 20488), (3160, 17927), (3640, 15563), (3940, 14378), (4108, 13790), (4424, 12805), (5122, 11060), (5135, 11032), (5516, 10270), (5530, 10244), (6895, 8216), (7189, 7880)]