217874944

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 160

約数和(自身を含む): 537394176

約数和(自身を除く): 319519232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 53, 56, 62, 64, 74, 106, 112, 124, 128, 148, 212, 217, 224, 248, 256, 259, 296, 371, 424, 434, 448, 496, 512, 518, 592, 742, 848, 868, 896, 992, 1036, 1147, 1184, 1484, 1643, 1696, 1736, 1792, 1961, 1984, 2072, 2294, 2368, 2968, 3286, 3392, 3472, 3584, 3922, 3968, 4144, 4588, 4736, 5936, 6572, 6784, 6944, 7844, 7936, 8029, 8288, 9176, 9472, 11501, 11872, 13144, 13568, 13727, 13888, 15688, 15872, 16058, 16576, 18352, 18944, 23002, 23744, 26288, 27136, 27454, 27776, 31376, 32116, 33152, 36704, 46004, 47488, 52576, 54908, 55552, 60791, 62752, 64232, 66304, 73408, 92008, 94976, 105152, 109816, 111104, 121582, 125504, 128464, 132608, 146816, 184016, 189952, 210304, 219632, 243164, 251008, 256928, 293632, 368032, 420608, 425537, 439264, 486328, 502016, 513856, 587264, 736064, 841216, 851074, 878528, 972656, 1004032, 1027712, 1472128, 1702148, 1757056, 1945312, 2055424, 2944256, 3404296, 3514112, 3890624, 4110848, 5888512, 6808592, 7028224, 7781248, 13617184, 15562496, 27234368, 31124992, 54468736, 108937472, 217874944]

約数ペア:

[(1, 217874944), (2, 108937472), (4, 54468736), (7, 31124992), (8, 27234368), (14, 15562496), (16, 13617184), (28, 7781248), (31, 7028224), (32, 6808592), (37, 5888512), (53, 4110848), (56, 3890624), (62, 3514112), (64, 3404296), (74, 2944256), (106, 2055424), (112, 1945312), (124, 1757056), (128, 1702148), (148, 1472128), (212, 1027712), (217, 1004032), (224, 972656), (248, 878528), (256, 851074), (259, 841216), (296, 736064), (371, 587264), (424, 513856), (434, 502016), (448, 486328), (496, 439264), (512, 425537), (518, 420608), (592, 368032), (742, 293632), (848, 256928), (868, 251008), (896, 243164), (992, 219632), (1036, 210304), (1147, 189952), (1184, 184016), (1484, 146816), (1643, 132608), (1696, 128464), (1736, 125504), (1792, 121582), (1961, 111104), (1984, 109816), (2072, 105152), (2294, 94976), (2368, 92008), (2968, 73408), (3286, 66304), (3392, 64232), (3472, 62752), (3584, 60791), (3922, 55552), (3968, 54908), (4144, 52576), (4588, 47488), (4736, 46004), (5936, 36704), (6572, 33152), (6784, 32116), (6944, 31376), (7844, 27776), (7936, 27454), (8029, 27136), (8288, 26288), (9176, 23744), (9472, 23002), (11501, 18944), (11872, 18352), (13144, 16576), (13568, 16058), (13727, 15872), (13888, 15688)]