641005056

素因数分解:

$2^9\times 3^3\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 1922421600

約数和(自身を除く): 1281416544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 89, 96, 108, 128, 144, 178, 192, 216, 256, 267, 288, 356, 384, 432, 512, 521, 534, 576, 712, 768, 801, 864, 1042, 1068, 1152, 1424, 1536, 1563, 1602, 1728, 2084, 2136, 2304, 2403, 2848, 3126, 3204, 3456, 4168, 4272, 4608, 4689, 4806, 5696, 6252, 6408, 6912, 8336, 8544, 9378, 9612, 11392, 12504, 12816, 13824, 14067, 16672, 17088, 18756, 19224, 22784, 25008, 25632, 28134, 33344, 34176, 37512, 38448, 45568, 46369, 50016, 51264, 56268, 66688, 68352, 75024, 76896, 92738, 100032, 102528, 112536, 133376, 136704, 139107, 150048, 153792, 185476, 200064, 205056, 225072, 266752, 278214, 300096, 307584, 370952, 400128, 410112, 417321, 450144, 556428, 600192, 615168, 741904, 800256, 834642, 900288, 1112856, 1200384, 1230336, 1251963, 1483808, 1669284, 1800576, 2225712, 2400768, 2503926, 2967616, 3338568, 3601152, 4451424, 5007852, 5935232, 6677136, 7202304, 8902848, 10015704, 11870464, 13354272, 17805696, 20031408, 23740928, 26708544, 35611392, 40062816, 53417088, 71222784, 80125632, 106834176, 160251264, 213668352, 320502528, 641005056]

約数ペア:

[(1, 641005056), (2, 320502528), (3, 213668352), (4, 160251264), (6, 106834176), (8, 80125632), (9, 71222784), (12, 53417088), (16, 40062816), (18, 35611392), (24, 26708544), (27, 23740928), (32, 20031408), (36, 17805696), (48, 13354272), (54, 11870464), (64, 10015704), (72, 8902848), (89, 7202304), (96, 6677136), (108, 5935232), (128, 5007852), (144, 4451424), (178, 3601152), (192, 3338568), (216, 2967616), (256, 2503926), (267, 2400768), (288, 2225712), (356, 1800576), (384, 1669284), (432, 1483808), (512, 1251963), (521, 1230336), (534, 1200384), (576, 1112856), (712, 900288), (768, 834642), (801, 800256), (864, 741904), (1042, 615168), (1068, 600192), (1152, 556428), (1424, 450144), (1536, 417321), (1563, 410112), (1602, 400128), (1728, 370952), (2084, 307584), (2136, 300096), (2304, 278214), (2403, 266752), (2848, 225072), (3126, 205056), (3204, 200064), (3456, 185476), (4168, 153792), (4272, 150048), (4608, 139107), (4689, 136704), (4806, 133376), (5696, 112536), (6252, 102528), (6408, 100032), (6912, 92738), (8336, 76896), (8544, 75024), (9378, 68352), (9612, 66688), (11392, 56268), (12504, 51264), (12816, 50016), (13824, 46369), (14067, 45568), (16672, 38448), (17088, 37512), (18756, 34176), (19224, 33344), (22784, 28134), (25008, 25632)]