128665632

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 96

約数和(自身を含む): 351267840

約数和(自身を除く): 222602208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 71, 86, 96, 129, 142, 172, 213, 258, 284, 344, 426, 439, 516, 568, 688, 852, 878, 1032, 1136, 1317, 1376, 1704, 1756, 2064, 2272, 2634, 3053, 3408, 3512, 4128, 5268, 6106, 6816, 7024, 9159, 10536, 12212, 14048, 18318, 18877, 21072, 24424, 31169, 36636, 37754, 42144, 48848, 56631, 62338, 73272, 75508, 93507, 97696, 113262, 124676, 146544, 151016, 187014, 226524, 249352, 293088, 302032, 374028, 453048, 498704, 604064, 748056, 906096, 997408, 1340267, 1496112, 1812192, 2680534, 2992224, 4020801, 5361068, 8041602, 10722136, 16083204, 21444272, 32166408, 42888544, 64332816, 128665632]

約数ペア:

[(1, 128665632), (2, 64332816), (3, 42888544), (4, 32166408), (6, 21444272), (8, 16083204), (12, 10722136), (16, 8041602), (24, 5361068), (32, 4020801), (43, 2992224), (48, 2680534), (71, 1812192), (86, 1496112), (96, 1340267), (129, 997408), (142, 906096), (172, 748056), (213, 604064), (258, 498704), (284, 453048), (344, 374028), (426, 302032), (439, 293088), (516, 249352), (568, 226524), (688, 187014), (852, 151016), (878, 146544), (1032, 124676), (1136, 113262), (1317, 97696), (1376, 93507), (1704, 75508), (1756, 73272), (2064, 62338), (2272, 56631), (2634, 48848), (3053, 42144), (3408, 37754), (3512, 36636), (4128, 31169), (5268, 24424), (6106, 21072), (6816, 18877), (7024, 18318), (9159, 14048), (10536, 12212)]