640133424

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27611}}^1$

素因数の和:27655

約数の個数: 120

約数和(自身を含む): 2136506112

約数和(自身を除く): 1496372688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 126, 138, 144, 161, 168, 184, 207, 252, 276, 322, 336, 368, 414, 483, 504, 552, 644, 828, 966, 1008, 1104, 1288, 1449, 1656, 1932, 2576, 2898, 3312, 3864, 5796, 7728, 11592, 23184, 27611, 55222, 82833, 110444, 165666, 193277, 220888, 248499, 331332, 386554, 441776, 496998, 579831, 635053, 662664, 773108, 993996, 1159662, 1270106, 1325328, 1546216, 1739493, 1905159, 1987992, 2319324, 2540212, 3092432, 3478986, 3810318, 3975984, 4445371, 4638648, 5080424, 5715477, 6957972, 7620636, 8890742, 9277296, 10160848, 11430954, 13336113, 13915944, 15241272, 17781484, 22861908, 26672226, 27831888, 30482544, 35562968, 40008339, 45723816, 53344452, 71125936, 80016678, 91447632, 106688904, 160033356, 213377808, 320066712, 640133424]

約数ペア:

[(1, 640133424), (2, 320066712), (3, 213377808), (4, 160033356), (6, 106688904), (7, 91447632), (8, 80016678), (9, 71125936), (12, 53344452), (14, 45723816), (16, 40008339), (18, 35562968), (21, 30482544), (23, 27831888), (24, 26672226), (28, 22861908), (36, 17781484), (42, 15241272), (46, 13915944), (48, 13336113), (56, 11430954), (63, 10160848), (69, 9277296), (72, 8890742), (84, 7620636), (92, 6957972), (112, 5715477), (126, 5080424), (138, 4638648), (144, 4445371), (161, 3975984), (168, 3810318), (184, 3478986), (207, 3092432), (252, 2540212), (276, 2319324), (322, 1987992), (336, 1905159), (368, 1739493), (414, 1546216), (483, 1325328), (504, 1270106), (552, 1159662), (644, 993996), (828, 773108), (966, 662664), (1008, 635053), (1104, 579831), (1288, 496998), (1449, 441776), (1656, 386554), (1932, 331332), (2576, 248499), (2898, 220888), (3312, 193277), (3864, 165666), (5796, 110444), (7728, 82833), (11592, 55222), (23184, 27611)]