208193640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:879

約数の個数: 128

約数和(自身を含む): 663552000

約数和(自身を除く): 455358360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 719, 760, 762, 1016, 1140, 1270, 1438, 1524, 1905, 2157, 2280, 2413, 2540, 2876, 3048, 3595, 3810, 4314, 4826, 5080, 5752, 7190, 7239, 7620, 8628, 9652, 10785, 12065, 13661, 14380, 14478, 15240, 17256, 19304, 21570, 24130, 27322, 28760, 28956, 36195, 40983, 43140, 48260, 54644, 57912, 68305, 72390, 81966, 86280, 91313, 96520, 109288, 136610, 144780, 163932, 182626, 204915, 273220, 273939, 289560, 327864, 365252, 409830, 456565, 546440, 547878, 730504, 819660, 913130, 1095756, 1369695, 1639320, 1734947, 1826260, 2191512, 2739390, 3469894, 3652520, 5204841, 5478780, 6939788, 8674735, 10409682, 10957560, 13879576, 17349470, 20819364, 26024205, 34698940, 41638728, 52048410, 69397880, 104096820, 208193640]

約数ペア:

[(1, 208193640), (2, 104096820), (3, 69397880), (4, 52048410), (5, 41638728), (6, 34698940), (8, 26024205), (10, 20819364), (12, 17349470), (15, 13879576), (19, 10957560), (20, 10409682), (24, 8674735), (30, 6939788), (38, 5478780), (40, 5204841), (57, 3652520), (60, 3469894), (76, 2739390), (95, 2191512), (114, 1826260), (120, 1734947), (127, 1639320), (152, 1369695), (190, 1095756), (228, 913130), (254, 819660), (285, 730504), (380, 547878), (381, 546440), (456, 456565), (508, 409830), (570, 365252), (635, 327864), (719, 289560), (760, 273939), (762, 273220), (1016, 204915), (1140, 182626), (1270, 163932), (1438, 144780), (1524, 136610), (1905, 109288), (2157, 96520), (2280, 91313), (2413, 86280), (2540, 81966), (2876, 72390), (3048, 68305), (3595, 57912), (3810, 54644), (4314, 48260), (4826, 43140), (5080, 40983), (5752, 36195), (7190, 28956), (7239, 28760), (7620, 27322), (8628, 24130), (9652, 21570), (10785, 19304), (12065, 17256), (13661, 15240), (14380, 14478)]