128651904

素因数分解:

$2^7\times 3^2\times {\mathrm{181}}^1\times {\mathrm{617}}^1$

素因数の和:818

約数の個数: 96

約数和(自身を含む): 372857940

約数和(自身を除く): 244206036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 181, 192, 288, 362, 384, 543, 576, 617, 724, 1086, 1152, 1234, 1448, 1629, 1851, 2172, 2468, 2896, 3258, 3702, 4344, 4936, 5553, 5792, 6516, 7404, 8688, 9872, 11106, 11584, 13032, 14808, 17376, 19744, 22212, 23168, 26064, 29616, 34752, 39488, 44424, 52128, 59232, 69504, 78976, 88848, 104256, 111677, 118464, 177696, 208512, 223354, 236928, 335031, 355392, 446708, 670062, 710784, 893416, 1005093, 1340124, 1786832, 2010186, 2680248, 3573664, 4020372, 5360496, 7147328, 8040744, 10720992, 14294656, 16081488, 21441984, 32162976, 42883968, 64325952, 128651904]

約数ペア:

[(1, 128651904), (2, 64325952), (3, 42883968), (4, 32162976), (6, 21441984), (8, 16081488), (9, 14294656), (12, 10720992), (16, 8040744), (18, 7147328), (24, 5360496), (32, 4020372), (36, 3573664), (48, 2680248), (64, 2010186), (72, 1786832), (96, 1340124), (128, 1005093), (144, 893416), (181, 710784), (192, 670062), (288, 446708), (362, 355392), (384, 335031), (543, 236928), (576, 223354), (617, 208512), (724, 177696), (1086, 118464), (1152, 111677), (1234, 104256), (1448, 88848), (1629, 78976), (1851, 69504), (2172, 59232), (2468, 52128), (2896, 44424), (3258, 39488), (3702, 34752), (4344, 29616), (4936, 26064), (5553, 23168), (5792, 22212), (6516, 19744), (7404, 17376), (8688, 14808), (9872, 13032), (11106, 11584)]