128538224

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 60

約数和(自身を含む): 270196992

約数和(自身を除く): 141658768

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 127, 136, 244, 254, 272, 488, 508, 976, 1016, 1037, 2032, 2074, 2159, 3721, 4148, 4318, 7442, 7747, 8296, 8636, 14884, 15494, 16592, 17272, 29768, 30988, 34544, 59536, 61976, 63257, 123952, 126514, 131699, 253028, 263398, 472567, 506056, 526796, 945134, 1012112, 1053592, 1890268, 2107184, 3780536, 7561072, 8033639, 16067278, 32134556, 64269112, 128538224]

約数ペア:

[(1, 128538224), (2, 64269112), (4, 32134556), (8, 16067278), (16, 8033639), (17, 7561072), (34, 3780536), (61, 2107184), (68, 1890268), (122, 1053592), (127, 1012112), (136, 945134), (244, 526796), (254, 506056), (272, 472567), (488, 263398), (508, 253028), (976, 131699), (1016, 126514), (1037, 123952), (2032, 63257), (2074, 61976), (2159, 59536), (3721, 34544), (4148, 30988), (4318, 29768), (7442, 17272), (7747, 16592), (8296, 15494), (8636, 14884)]