315880448

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 88

約数和(自身を含む): 692950440

約数和(自身を除く): 377069992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 389, 416, 488, 512, 778, 793, 832, 976, 1024, 1556, 1586, 1664, 1952, 3112, 3172, 3328, 3904, 5057, 6224, 6344, 6656, 7808, 10114, 12448, 12688, 13312, 15616, 20228, 23729, 24896, 25376, 31232, 40456, 47458, 49792, 50752, 62464, 80912, 94916, 99584, 101504, 161824, 189832, 199168, 203008, 308477, 323648, 379664, 398336, 406016, 616954, 647296, 759328, 812032, 1233908, 1294592, 1518656, 2467816, 2589184, 3037312, 4935632, 5178368, 6074624, 9871264, 12149248, 19742528, 24298496, 39485056, 78970112, 157940224, 315880448]

約数ペア:

[(1, 315880448), (2, 157940224), (4, 78970112), (8, 39485056), (13, 24298496), (16, 19742528), (26, 12149248), (32, 9871264), (52, 6074624), (61, 5178368), (64, 4935632), (104, 3037312), (122, 2589184), (128, 2467816), (208, 1518656), (244, 1294592), (256, 1233908), (389, 812032), (416, 759328), (488, 647296), (512, 616954), (778, 406016), (793, 398336), (832, 379664), (976, 323648), (1024, 308477), (1556, 203008), (1586, 199168), (1664, 189832), (1952, 161824), (3112, 101504), (3172, 99584), (3328, 94916), (3904, 80912), (5057, 62464), (6224, 50752), (6344, 49792), (6656, 47458), (7808, 40456), (10114, 31232), (12448, 25376), (12688, 24896), (13312, 23729), (15616, 20228)]