821836288

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:638

約数の個数: 160

約数和(自身を含む): 2089866240

約数和(自身を除く): 1268029952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 364, 403, 416, 434, 448, 496, 512, 569, 728, 806, 832, 868, 896, 992, 1138, 1456, 1612, 1664, 1736, 1792, 1984, 2276, 2821, 2912, 3224, 3328, 3472, 3584, 3968, 3983, 4552, 5642, 5824, 6448, 6656, 6944, 7397, 7936, 7966, 9104, 11284, 11648, 12896, 13888, 14794, 15872, 15932, 17639, 18208, 22568, 23296, 25792, 27776, 29588, 31864, 35278, 36416, 45136, 46592, 51584, 51779, 55552, 59176, 63728, 70556, 72832, 90272, 103168, 103558, 111104, 118352, 123473, 127456, 141112, 145664, 180544, 206336, 207116, 229307, 236704, 246946, 254912, 282224, 291328, 361088, 414232, 458614, 473408, 493892, 509824, 564448, 722176, 828464, 917228, 946816, 987784, 1019648, 1128896, 1444352, 1605149, 1656928, 1834456, 1893632, 1975568, 2039296, 2257792, 3210298, 3313856, 3668912, 3787264, 3951136, 4515584, 6420596, 6627712, 7337824, 7902272, 9031168, 12841192, 13255424, 14675648, 15804544, 25682384, 26510848, 29351296, 31609088, 51364768, 58702592, 63218176, 102729536, 117405184, 205459072, 410918144, 821836288]

約数ペア:

[(1, 821836288), (2, 410918144), (4, 205459072), (7, 117405184), (8, 102729536), (13, 63218176), (14, 58702592), (16, 51364768), (26, 31609088), (28, 29351296), (31, 26510848), (32, 25682384), (52, 15804544), (56, 14675648), (62, 13255424), (64, 12841192), (91, 9031168), (104, 7902272), (112, 7337824), (124, 6627712), (128, 6420596), (182, 4515584), (208, 3951136), (217, 3787264), (224, 3668912), (248, 3313856), (256, 3210298), (364, 2257792), (403, 2039296), (416, 1975568), (434, 1893632), (448, 1834456), (496, 1656928), (512, 1605149), (569, 1444352), (728, 1128896), (806, 1019648), (832, 987784), (868, 946816), (896, 917228), (992, 828464), (1138, 722176), (1456, 564448), (1612, 509824), (1664, 493892), (1736, 473408), (1792, 458614), (1984, 414232), (2276, 361088), (2821, 291328), (2912, 282224), (3224, 254912), (3328, 246946), (3472, 236704), (3584, 229307), (3968, 207116), (3983, 206336), (4552, 180544), (5642, 145664), (5824, 141112), (6448, 127456), (6656, 123473), (6944, 118352), (7397, 111104), (7936, 103558), (7966, 103168), (9104, 90272), (11284, 72832), (11648, 70556), (12896, 63728), (13888, 59176), (14794, 55552), (15872, 51779), (15932, 51584), (17639, 46592), (18208, 45136), (22568, 36416), (23296, 35278), (25792, 31864), (27776, 29588)]