71849704920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{245087}}^1$

素因数の和:245457

約数の個数: 128

約数和(自身を含む): 247048704000

約数和(自身を除く): 175198999080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 349, 420, 698, 840, 1047, 1396, 1745, 2094, 2443, 2792, 3490, 4188, 4886, 5235, 6980, 7329, 8376, 9772, 10470, 12215, 13960, 14658, 19544, 20940, 24430, 29316, 36645, 41880, 48860, 58632, 73290, 97720, 146580, 245087, 293160, 490174, 735261, 980348, 1225435, 1470522, 1715609, 1960696, 2450870, 2941044, 3431218, 3676305, 4901740, 5146827, 5882088, 6862436, 7352610, 8578045, 9803480, 10293654, 13724872, 14705220, 17156090, 20587308, 25734135, 29410440, 34312180, 41174616, 51468270, 68624360, 85535363, 102936540, 171070726, 205873080, 256606089, 342141452, 427676815, 513212178, 598747541, 684282904, 855353630, 1026424356, 1197495082, 1283030445, 1710707260, 1796242623, 2052848712, 2394990164, 2566060890, 2993737705, 3421414520, 3592485246, 4789980328, 5132121780, 5987475410, 7184970492, 8981213115, 10264243560, 11974950820, 14369940984, 17962426230, 23949901640, 35924852460, 71849704920]

約数ペア:

[(1, 71849704920), (2, 35924852460), (3, 23949901640), (4, 17962426230), (5, 14369940984), (6, 11974950820), (7, 10264243560), (8, 8981213115), (10, 7184970492), (12, 5987475410), (14, 5132121780), (15, 4789980328), (20, 3592485246), (21, 3421414520), (24, 2993737705), (28, 2566060890), (30, 2394990164), (35, 2052848712), (40, 1796242623), (42, 1710707260), (56, 1283030445), (60, 1197495082), (70, 1026424356), (84, 855353630), (105, 684282904), (120, 598747541), (140, 513212178), (168, 427676815), (210, 342141452), (280, 256606089), (349, 205873080), (420, 171070726), (698, 102936540), (840, 85535363), (1047, 68624360), (1396, 51468270), (1745, 41174616), (2094, 34312180), (2443, 29410440), (2792, 25734135), (3490, 20587308), (4188, 17156090), (4886, 14705220), (5235, 13724872), (6980, 10293654), (7329, 9803480), (8376, 8578045), (9772, 7352610), (10470, 6862436), (12215, 5882088), (13960, 5146827), (14658, 4901740), (19544, 3676305), (20940, 3431218), (24430, 2941044), (29316, 2450870), (36645, 1960696), (41880, 1715609), (48860, 1470522), (58632, 1225435), (73290, 980348), (97720, 735261), (146580, 490174), (245087, 293160)]