198959520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{907}}^1$

素因数の和:1382

約数の個数: 96

約数和(自身を含む): 628786368

約数和(自身を除く): 429826848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 457, 480, 907, 914, 1371, 1814, 1828, 2285, 2721, 2742, 3628, 3656, 4535, 4570, 5442, 5484, 6855, 7256, 7312, 9070, 9140, 10884, 10968, 13605, 13710, 14512, 14624, 18140, 18280, 21768, 21936, 27210, 27420, 29024, 36280, 36560, 43536, 43872, 54420, 54840, 72560, 73120, 87072, 108840, 109680, 145120, 217680, 219360, 414499, 435360, 828998, 1243497, 1657996, 2072495, 2486994, 3315992, 4144990, 4973988, 6217485, 6631984, 8289980, 9947976, 12434970, 13263968, 16579960, 19895952, 24869940, 33159920, 39791904, 49739880, 66319840, 99479760, 198959520]

約数ペア:

[(1, 198959520), (2, 99479760), (3, 66319840), (4, 49739880), (5, 39791904), (6, 33159920), (8, 24869940), (10, 19895952), (12, 16579960), (15, 13263968), (16, 12434970), (20, 9947976), (24, 8289980), (30, 6631984), (32, 6217485), (40, 4973988), (48, 4144990), (60, 3315992), (80, 2486994), (96, 2072495), (120, 1657996), (160, 1243497), (240, 828998), (457, 435360), (480, 414499), (907, 219360), (914, 217680), (1371, 145120), (1814, 109680), (1828, 108840), (2285, 87072), (2721, 73120), (2742, 72560), (3628, 54840), (3656, 54420), (4535, 43872), (4570, 43536), (5442, 36560), (5484, 36280), (6855, 29024), (7256, 27420), (7312, 27210), (9070, 21936), (9140, 21768), (10884, 18280), (10968, 18140), (13605, 14624), (13710, 14512)]