278341920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{7159}}^1$

素因数の和:7189

約数の個数: 144

約数和(自身を含む): 985158720

約数和(自身を除く): 706816800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7159, 7776, 9720, 12960, 14318, 19440, 21477, 28636, 35795, 38880, 42954, 57272, 64431, 71590, 85908, 107385, 114544, 128862, 143180, 171816, 193293, 214770, 229088, 257724, 286360, 322155, 343632, 386586, 429540, 515448, 572720, 579879, 644310, 687264, 773172, 859080, 966465, 1030896, 1145440, 1159758, 1288620, 1546344, 1718160, 1739637, 1932930, 2061792, 2319516, 2577240, 2899395, 3092688, 3436320, 3479274, 3865860, 4639032, 5154480, 5798790, 6185376, 6958548, 7731720, 8698185, 9278064, 10308960, 11597580, 13917096, 15463440, 17396370, 18556128, 23195160, 27834192, 30926880, 34792740, 46390320, 55668384, 69585480, 92780640, 139170960, 278341920]

約数ペア:

[(1, 278341920), (2, 139170960), (3, 92780640), (4, 69585480), (5, 55668384), (6, 46390320), (8, 34792740), (9, 30926880), (10, 27834192), (12, 23195160), (15, 18556128), (16, 17396370), (18, 15463440), (20, 13917096), (24, 11597580), (27, 10308960), (30, 9278064), (32, 8698185), (36, 7731720), (40, 6958548), (45, 6185376), (48, 5798790), (54, 5154480), (60, 4639032), (72, 3865860), (80, 3479274), (81, 3436320), (90, 3092688), (96, 2899395), (108, 2577240), (120, 2319516), (135, 2061792), (144, 1932930), (160, 1739637), (162, 1718160), (180, 1546344), (216, 1288620), (240, 1159758), (243, 1145440), (270, 1030896), (288, 966465), (324, 859080), (360, 773172), (405, 687264), (432, 644310), (480, 579879), (486, 572720), (540, 515448), (648, 429540), (720, 386586), (810, 343632), (864, 322155), (972, 286360), (1080, 257724), (1215, 229088), (1296, 214770), (1440, 193293), (1620, 171816), (1944, 143180), (2160, 128862), (2430, 114544), (2592, 107385), (3240, 85908), (3888, 71590), (4320, 64431), (4860, 57272), (6480, 42954), (7159, 38880), (7776, 35795), (9720, 28636), (12960, 21477), (14318, 19440)]