198719040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15923}}^1$

素因数の和:15956

約数の個数: 112

約数和(自身を含む): 679508928

約数和(自身を除く): 480789888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 15923, 31846, 47769, 63692, 79615, 95538, 127384, 159230, 191076, 206999, 238845, 254768, 318460, 382152, 413998, 477690, 509536, 620997, 636920, 764304, 827996, 955380, 1019072, 1034995, 1241994, 1273840, 1528608, 1655992, 1910760, 2069990, 2483988, 2547680, 3057216, 3104985, 3311984, 3821520, 4139980, 4967976, 5095360, 6209970, 6623968, 7643040, 8279960, 9935952, 12419940, 13247936, 15286080, 16559920, 19871904, 24839880, 33119840, 39743808, 49679760, 66239680, 99359520, 198719040]

約数ペア:

[(1, 198719040), (2, 99359520), (3, 66239680), (4, 49679760), (5, 39743808), (6, 33119840), (8, 24839880), (10, 19871904), (12, 16559920), (13, 15286080), (15, 13247936), (16, 12419940), (20, 9935952), (24, 8279960), (26, 7643040), (30, 6623968), (32, 6209970), (39, 5095360), (40, 4967976), (48, 4139980), (52, 3821520), (60, 3311984), (64, 3104985), (65, 3057216), (78, 2547680), (80, 2483988), (96, 2069990), (104, 1910760), (120, 1655992), (130, 1528608), (156, 1273840), (160, 1241994), (192, 1034995), (195, 1019072), (208, 955380), (240, 827996), (260, 764304), (312, 636920), (320, 620997), (390, 509536), (416, 477690), (480, 413998), (520, 382152), (624, 318460), (780, 254768), (832, 238845), (960, 206999), (1040, 191076), (1248, 159230), (1560, 127384), (2080, 95538), (2496, 79615), (3120, 63692), (4160, 47769), (6240, 31846), (12480, 15923)]