163308496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 379246560

約数和(自身を除く): 215938064

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 43, 52, 62, 76, 86, 104, 124, 152, 172, 208, 247, 248, 304, 344, 403, 494, 496, 559, 589, 688, 806, 817, 961, 988, 1118, 1178, 1333, 1612, 1634, 1922, 1976, 2236, 2356, 2666, 3224, 3268, 3844, 3952, 4472, 4712, 5332, 6448, 6536, 7657, 7688, 8944, 9424, 10621, 10664, 12493, 13072, 15314, 15376, 17329, 18259, 21242, 21328, 24986, 25327, 30628, 34658, 36518, 41323, 42484, 49972, 50654, 61256, 69316, 73036, 82646, 84968, 99944, 101308, 122512, 138632, 146072, 165292, 169936, 199888, 202616, 237367, 277264, 292144, 329251, 330584, 405232, 474734, 537199, 658502, 661168, 785137, 949468, 1074398, 1317004, 1570274, 1898936, 2148796, 2634008, 3140548, 3797872, 4297592, 5268016, 6281096, 8595184, 10206781, 12562192, 20413562, 40827124, 81654248, 163308496]

約数ペア:

[(1, 163308496), (2, 81654248), (4, 40827124), (8, 20413562), (13, 12562192), (16, 10206781), (19, 8595184), (26, 6281096), (31, 5268016), (38, 4297592), (43, 3797872), (52, 3140548), (62, 2634008), (76, 2148796), (86, 1898936), (104, 1570274), (124, 1317004), (152, 1074398), (172, 949468), (208, 785137), (247, 661168), (248, 658502), (304, 537199), (344, 474734), (403, 405232), (494, 330584), (496, 329251), (559, 292144), (589, 277264), (688, 237367), (806, 202616), (817, 199888), (961, 169936), (988, 165292), (1118, 146072), (1178, 138632), (1333, 122512), (1612, 101308), (1634, 99944), (1922, 84968), (1976, 82646), (2236, 73036), (2356, 69316), (2666, 61256), (3224, 50654), (3268, 49972), (3844, 42484), (3952, 41323), (4472, 36518), (4712, 34658), (5332, 30628), (6448, 25327), (6536, 24986), (7657, 21328), (7688, 21242), (8944, 18259), (9424, 17329), (10621, 15376), (10664, 15314), (12493, 13072)]