287551264

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 780337152

約数和(自身を除く): 492785888

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 47, 52, 56, 77, 88, 91, 94, 104, 112, 143, 154, 176, 182, 188, 191, 208, 224, 286, 308, 329, 352, 364, 376, 382, 416, 517, 572, 611, 616, 658, 728, 752, 764, 1001, 1034, 1144, 1222, 1232, 1316, 1337, 1456, 1504, 1528, 2002, 2068, 2101, 2288, 2444, 2464, 2483, 2632, 2674, 2912, 3056, 3619, 4004, 4136, 4202, 4277, 4576, 4888, 4966, 5264, 5348, 6112, 6721, 7238, 8008, 8272, 8404, 8554, 8977, 9776, 9932, 10528, 10696, 13442, 14476, 14707, 16016, 16544, 16808, 17108, 17381, 17954, 19552, 19864, 21392, 26884, 27313, 28952, 29414, 32032, 33616, 34216, 34762, 35908, 39728, 42784, 47047, 53768, 54626, 57904, 58828, 62839, 67232, 68432, 69524, 71816, 79456, 94094, 98747, 107536, 109252, 115808, 116701, 117656, 125678, 136864, 139048, 143632, 188188, 191191, 197494, 215072, 218504, 233402, 235312, 251356, 278096, 287264, 376376, 382382, 394988, 437008, 466804, 470624, 502712, 556192, 691229, 752752, 764764, 789976, 816907, 874016, 933608, 1005424, 1283711, 1382458, 1505504, 1529528, 1579952, 1633814, 1867216, 2010848, 2567422, 2764916, 3059056, 3159904, 3267628, 3734432, 5134844, 5529832, 6118112, 6535256, 8985977, 10269688, 11059664, 13070512, 17971954, 20539376, 22119328, 26141024, 35943908, 41078752, 71887816, 143775632, 287551264]

約数ペア:

[(1, 287551264), (2, 143775632), (4, 71887816), (7, 41078752), (8, 35943908), (11, 26141024), (13, 22119328), (14, 20539376), (16, 17971954), (22, 13070512), (26, 11059664), (28, 10269688), (32, 8985977), (44, 6535256), (47, 6118112), (52, 5529832), (56, 5134844), (77, 3734432), (88, 3267628), (91, 3159904), (94, 3059056), (104, 2764916), (112, 2567422), (143, 2010848), (154, 1867216), (176, 1633814), (182, 1579952), (188, 1529528), (191, 1505504), (208, 1382458), (224, 1283711), (286, 1005424), (308, 933608), (329, 874016), (352, 816907), (364, 789976), (376, 764764), (382, 752752), (416, 691229), (517, 556192), (572, 502712), (611, 470624), (616, 466804), (658, 437008), (728, 394988), (752, 382382), (764, 376376), (1001, 287264), (1034, 278096), (1144, 251356), (1222, 235312), (1232, 233402), (1316, 218504), (1337, 215072), (1456, 197494), (1504, 191191), (1528, 188188), (2002, 143632), (2068, 139048), (2101, 136864), (2288, 125678), (2444, 117656), (2464, 116701), (2483, 115808), (2632, 109252), (2674, 107536), (2912, 98747), (3056, 94094), (3619, 79456), (4004, 71816), (4136, 69524), (4202, 68432), (4277, 67232), (4576, 62839), (4888, 58828), (4966, 57904), (5264, 54626), (5348, 53768), (6112, 47047), (6721, 42784), (7238, 39728), (8008, 35908), (8272, 34762), (8404, 34216), (8554, 33616), (8977, 32032), (9776, 29414), (9932, 28952), (10528, 27313), (10696, 26884), (13442, 21392), (14476, 19864), (14707, 19552), (16016, 17954), (16544, 17381), (16808, 17108)]