20616565536

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{129449}}^1$

素因数の和:129551

約数の個数: 144

約数和(自身を含む): 67852512000

約数和(自身を除く): 47235946464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 79, 84, 96, 112, 126, 144, 158, 168, 224, 237, 252, 288, 316, 336, 474, 504, 553, 632, 672, 711, 948, 1008, 1106, 1264, 1422, 1659, 1896, 2016, 2212, 2528, 2844, 3318, 3792, 4424, 4977, 5688, 6636, 7584, 8848, 9954, 11376, 13272, 17696, 19908, 22752, 26544, 39816, 53088, 79632, 129449, 159264, 258898, 388347, 517796, 776694, 906143, 1035592, 1165041, 1553388, 1812286, 2071184, 2330082, 2718429, 3106776, 3624572, 4142368, 4660164, 5436858, 6213552, 7249144, 8155287, 9320328, 10226471, 10873716, 12427104, 14498288, 16310574, 18640656, 20452942, 21747432, 28996576, 30679413, 32621148, 37281312, 40905884, 43494864, 61358826, 65242296, 71585297, 81811768, 86989728, 92038239, 122717652, 130484592, 143170594, 163623536, 184076478, 214755891, 245435304, 260969184, 286341188, 327247072, 368152956, 429511782, 490870608, 572682376, 644267673, 736305912, 859023564, 981741216, 1145364752, 1288535346, 1472611824, 1718047128, 2290729504, 2577070692, 2945223648, 3436094256, 5154141384, 6872188512, 10308282768, 20616565536]

約数ペア:

[(1, 20616565536), (2, 10308282768), (3, 6872188512), (4, 5154141384), (6, 3436094256), (7, 2945223648), (8, 2577070692), (9, 2290729504), (12, 1718047128), (14, 1472611824), (16, 1288535346), (18, 1145364752), (21, 981741216), (24, 859023564), (28, 736305912), (32, 644267673), (36, 572682376), (42, 490870608), (48, 429511782), (56, 368152956), (63, 327247072), (72, 286341188), (79, 260969184), (84, 245435304), (96, 214755891), (112, 184076478), (126, 163623536), (144, 143170594), (158, 130484592), (168, 122717652), (224, 92038239), (237, 86989728), (252, 81811768), (288, 71585297), (316, 65242296), (336, 61358826), (474, 43494864), (504, 40905884), (553, 37281312), (632, 32621148), (672, 30679413), (711, 28996576), (948, 21747432), (1008, 20452942), (1106, 18640656), (1264, 16310574), (1422, 14498288), (1659, 12427104), (1896, 10873716), (2016, 10226471), (2212, 9320328), (2528, 8155287), (2844, 7249144), (3318, 6213552), (3792, 5436858), (4424, 4660164), (4977, 4142368), (5688, 3624572), (6636, 3106776), (7584, 2718429), (8848, 2330082), (9954, 2071184), (11376, 1812286), (13272, 1553388), (17696, 1165041), (19908, 1035592), (22752, 906143), (26544, 776694), (39816, 517796), (53088, 388347), (79632, 258898), (129449, 159264)]