1280483208

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:852

約数の個数: 128

約数和(自身を含む): 3644112000

約数和(自身を除く): 2363628792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 157, 183, 216, 244, 314, 366, 471, 488, 549, 619, 628, 732, 942, 1098, 1238, 1256, 1413, 1464, 1647, 1857, 1884, 2196, 2476, 2826, 3294, 3714, 3768, 4239, 4392, 4952, 5571, 5652, 6588, 7428, 8478, 9577, 11142, 11304, 13176, 14856, 16713, 16956, 19154, 22284, 28731, 33426, 33912, 37759, 38308, 44568, 57462, 66852, 75518, 76616, 86193, 97183, 113277, 114924, 133704, 151036, 172386, 194366, 226554, 229848, 258579, 291549, 302072, 339831, 344772, 388732, 453108, 517158, 583098, 679662, 689544, 777464, 874647, 906216, 1019493, 1034316, 1166196, 1359324, 1749294, 2038986, 2068632, 2332392, 2623941, 2718648, 3498588, 4077972, 5247882, 5928163, 6997176, 8155944, 10495764, 11856326, 17784489, 20991528, 23712652, 35568978, 47425304, 53353467, 71137956, 106706934, 142275912, 160060401, 213413868, 320120802, 426827736, 640241604, 1280483208]

約数ペア:

[(1, 1280483208), (2, 640241604), (3, 426827736), (4, 320120802), (6, 213413868), (8, 160060401), (9, 142275912), (12, 106706934), (18, 71137956), (24, 53353467), (27, 47425304), (36, 35568978), (54, 23712652), (61, 20991528), (72, 17784489), (108, 11856326), (122, 10495764), (157, 8155944), (183, 6997176), (216, 5928163), (244, 5247882), (314, 4077972), (366, 3498588), (471, 2718648), (488, 2623941), (549, 2332392), (619, 2068632), (628, 2038986), (732, 1749294), (942, 1359324), (1098, 1166196), (1238, 1034316), (1256, 1019493), (1413, 906216), (1464, 874647), (1647, 777464), (1857, 689544), (1884, 679662), (2196, 583098), (2476, 517158), (2826, 453108), (3294, 388732), (3714, 344772), (3768, 339831), (4239, 302072), (4392, 291549), (4952, 258579), (5571, 229848), (5652, 226554), (6588, 194366), (7428, 172386), (8478, 151036), (9577, 133704), (11142, 114924), (11304, 113277), (13176, 97183), (14856, 86193), (16713, 76616), (16956, 75518), (19154, 66852), (22284, 57462), (28731, 44568), (33426, 38308), (33912, 37759)]