257730984

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{8117}}^1$

素因数の和:8149

約数の個数: 120

約数和(自身を含む): 839847690

約数和(自身を除く): 582116706

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4536, 5292, 7938, 8117, 10584, 15876, 16234, 24351, 31752, 32468, 48702, 56819, 64936, 73053, 97404, 113638, 146106, 170457, 194808, 219159, 227276, 292212, 340914, 397733, 438318, 454552, 511371, 584424, 657477, 681828, 795466, 876636, 1022742, 1193199, 1314954, 1363656, 1534113, 1590932, 1753272, 2045484, 2386398, 2629908, 3068226, 3181864, 3579597, 4090968, 4602339, 4772796, 5259816, 6136452, 7159194, 9204678, 9545592, 10738791, 12272904, 14318388, 18409356, 21477582, 28636776, 32216373, 36818712, 42955164, 64432746, 85910328, 128865492, 257730984]

約数ペア:

[(1, 257730984), (2, 128865492), (3, 85910328), (4, 64432746), (6, 42955164), (7, 36818712), (8, 32216373), (9, 28636776), (12, 21477582), (14, 18409356), (18, 14318388), (21, 12272904), (24, 10738791), (27, 9545592), (28, 9204678), (36, 7159194), (42, 6136452), (49, 5259816), (54, 4772796), (56, 4602339), (63, 4090968), (72, 3579597), (81, 3181864), (84, 3068226), (98, 2629908), (108, 2386398), (126, 2045484), (147, 1753272), (162, 1590932), (168, 1534113), (189, 1363656), (196, 1314954), (216, 1193199), (252, 1022742), (294, 876636), (324, 795466), (378, 681828), (392, 657477), (441, 584424), (504, 511371), (567, 454552), (588, 438318), (648, 397733), (756, 340914), (882, 292212), (1134, 227276), (1176, 219159), (1323, 194808), (1512, 170457), (1764, 146106), (2268, 113638), (2646, 97404), (3528, 73053), (3969, 64936), (4536, 56819), (5292, 48702), (7938, 32468), (8117, 31752), (10584, 24351), (15876, 16234)]