16897920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:712

約数の個数: 128

約数和(自身を含む): 58091040

約数和(自身を除く): 41193120

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, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 677, 780, 832, 960, 1040, 1248, 1354, 1560, 1664, 1920, 2031, 2080, 2496, 2708, 3120, 3385, 4062, 4160, 4992, 5416, 6240, 6770, 8124, 8320, 8801, 10155, 10832, 12480, 13540, 16248, 17602, 20310, 21664, 24960, 26403, 27080, 32496, 35204, 40620, 43328, 44005, 52806, 54160, 64992, 70408, 81240, 86656, 88010, 105612, 108320, 129984, 132015, 140816, 162480, 176020, 211224, 216640, 259968, 264030, 281632, 324960, 352040, 422448, 433280, 528060, 563264, 649920, 704080, 844896, 1056120, 1126528, 1299840, 1408160, 1689792, 2112240, 2816320, 3379584, 4224480, 5632640, 8448960, 16897920]

約数ペア:

[(1, 16897920), (2, 8448960), (3, 5632640), (4, 4224480), (5, 3379584), (6, 2816320), (8, 2112240), (10, 1689792), (12, 1408160), (13, 1299840), (15, 1126528), (16, 1056120), (20, 844896), (24, 704080), (26, 649920), (30, 563264), (32, 528060), (39, 433280), (40, 422448), (48, 352040), (52, 324960), (60, 281632), (64, 264030), (65, 259968), (78, 216640), (80, 211224), (96, 176020), (104, 162480), (120, 140816), (128, 132015), (130, 129984), (156, 108320), (160, 105612), (192, 88010), (195, 86656), (208, 81240), (240, 70408), (260, 64992), (312, 54160), (320, 52806), (384, 44005), (390, 43328), (416, 40620), (480, 35204), (520, 32496), (624, 27080), (640, 26403), (677, 24960), (780, 21664), (832, 20310), (960, 17602), (1040, 16248), (1248, 13540), (1354, 12480), (1560, 10832), (1664, 10155), (1920, 8801), (2031, 8320), (2080, 8124), (2496, 6770), (2708, 6240), (3120, 5416), (3385, 4992), (4062, 4160)]