203979440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1009}}^1$

素因数の和:1067

約数の個数: 120

約数和(自身を含む): 572597280

約数和(自身を除く): 368617840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 361, 380, 532, 560, 665, 722, 760, 1009, 1064, 1330, 1444, 1520, 1805, 2018, 2128, 2527, 2660, 2888, 3610, 4036, 5045, 5054, 5320, 5776, 7063, 7220, 8072, 10090, 10108, 10640, 12635, 14126, 14440, 16144, 19171, 20180, 20216, 25270, 28252, 28880, 35315, 38342, 40360, 40432, 50540, 56504, 70630, 76684, 80720, 95855, 101080, 113008, 134197, 141260, 153368, 191710, 202160, 268394, 282520, 306736, 364249, 383420, 536788, 565040, 670985, 728498, 766840, 1073576, 1341970, 1456996, 1533680, 1821245, 2147152, 2549743, 2683940, 2913992, 3642490, 5099486, 5367880, 5827984, 7284980, 10198972, 10735760, 12748715, 14569960, 20397944, 25497430, 29139920, 40795888, 50994860, 101989720, 203979440]

約数ペア:

[(1, 203979440), (2, 101989720), (4, 50994860), (5, 40795888), (7, 29139920), (8, 25497430), (10, 20397944), (14, 14569960), (16, 12748715), (19, 10735760), (20, 10198972), (28, 7284980), (35, 5827984), (38, 5367880), (40, 5099486), (56, 3642490), (70, 2913992), (76, 2683940), (80, 2549743), (95, 2147152), (112, 1821245), (133, 1533680), (140, 1456996), (152, 1341970), (190, 1073576), (266, 766840), (280, 728498), (304, 670985), (361, 565040), (380, 536788), (532, 383420), (560, 364249), (665, 306736), (722, 282520), (760, 268394), (1009, 202160), (1064, 191710), (1330, 153368), (1444, 141260), (1520, 134197), (1805, 113008), (2018, 101080), (2128, 95855), (2527, 80720), (2660, 76684), (2888, 70630), (3610, 56504), (4036, 50540), (5045, 40432), (5054, 40360), (5320, 38342), (5776, 35315), (7063, 28880), (7220, 28252), (8072, 25270), (10090, 20216), (10108, 20180), (10640, 19171), (12635, 16144), (14126, 14440)]