221830656

素因数分解:

$2^9\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1199

約数の個数: 80

約数和(自身を含む): 595795200

約数和(自身を除く): 373964544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 256, 278, 384, 417, 512, 556, 768, 834, 1039, 1112, 1536, 1668, 2078, 2224, 3117, 3336, 4156, 4448, 6234, 6672, 8312, 8896, 12468, 13344, 16624, 17792, 24936, 26688, 33248, 35584, 49872, 53376, 66496, 71168, 99744, 106752, 132992, 144421, 199488, 213504, 265984, 288842, 398976, 433263, 531968, 577684, 797952, 866526, 1155368, 1595904, 1733052, 2310736, 3466104, 4621472, 6932208, 9242944, 13864416, 18485888, 27728832, 36971776, 55457664, 73943552, 110915328, 221830656]

約数ペア:

[(1, 221830656), (2, 110915328), (3, 73943552), (4, 55457664), (6, 36971776), (8, 27728832), (12, 18485888), (16, 13864416), (24, 9242944), (32, 6932208), (48, 4621472), (64, 3466104), (96, 2310736), (128, 1733052), (139, 1595904), (192, 1155368), (256, 866526), (278, 797952), (384, 577684), (417, 531968), (512, 433263), (556, 398976), (768, 288842), (834, 265984), (1039, 213504), (1112, 199488), (1536, 144421), (1668, 132992), (2078, 106752), (2224, 99744), (3117, 71168), (3336, 66496), (4156, 53376), (4448, 49872), (6234, 35584), (6672, 33248), (8312, 26688), (8896, 24936), (12468, 17792), (13344, 16624)]