219312848

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 461875200

約数和(自身を除く): 242562352

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 79, 116, 124, 158, 193, 232, 248, 316, 386, 464, 496, 632, 772, 899, 1264, 1544, 1798, 2291, 2449, 3088, 3596, 4582, 4898, 5597, 5983, 7192, 9164, 9796, 11194, 11966, 14384, 15247, 18328, 19592, 22388, 23932, 30494, 36656, 39184, 44776, 47864, 60988, 71021, 89552, 95728, 121976, 142042, 173507, 243952, 284084, 347014, 442163, 472657, 568168, 694028, 884326, 945314, 1136336, 1388056, 1768652, 1890628, 2776112, 3537304, 3781256, 7074608, 7562512, 13707053, 27414106, 54828212, 109656424, 219312848]

約数ペア:

[(1, 219312848), (2, 109656424), (4, 54828212), (8, 27414106), (16, 13707053), (29, 7562512), (31, 7074608), (58, 3781256), (62, 3537304), (79, 2776112), (116, 1890628), (124, 1768652), (158, 1388056), (193, 1136336), (232, 945314), (248, 884326), (316, 694028), (386, 568168), (464, 472657), (496, 442163), (632, 347014), (772, 284084), (899, 243952), (1264, 173507), (1544, 142042), (1798, 121976), (2291, 95728), (2449, 89552), (3088, 71021), (3596, 60988), (4582, 47864), (4898, 44776), (5597, 39184), (5983, 36656), (7192, 30494), (9164, 23932), (9796, 22388), (11194, 19592), (11966, 18328), (14384, 15247)]