319401472

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1099

約数の個数: 80

約数和(自身を含む): 702580032

約数和(自身を除く): 383178560

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 416, 512, 611, 752, 832, 1021, 1222, 1504, 1664, 2042, 2444, 3008, 3328, 4084, 4888, 6016, 6656, 8168, 9776, 12032, 13273, 16336, 19552, 24064, 26546, 32672, 39104, 47987, 53092, 65344, 78208, 95974, 106184, 130688, 156416, 191948, 212368, 261376, 312832, 383896, 424736, 522752, 623831, 767792, 849472, 1247662, 1535584, 1698944, 2495324, 3071168, 3397888, 4990648, 6142336, 6795776, 9981296, 12284672, 19962592, 24569344, 39925184, 79850368, 159700736, 319401472]

約数ペア:

[(1, 319401472), (2, 159700736), (4, 79850368), (8, 39925184), (13, 24569344), (16, 19962592), (26, 12284672), (32, 9981296), (47, 6795776), (52, 6142336), (64, 4990648), (94, 3397888), (104, 3071168), (128, 2495324), (188, 1698944), (208, 1535584), (256, 1247662), (376, 849472), (416, 767792), (512, 623831), (611, 522752), (752, 424736), (832, 383896), (1021, 312832), (1222, 261376), (1504, 212368), (1664, 191948), (2042, 156416), (2444, 130688), (3008, 106184), (3328, 95974), (4084, 78208), (4888, 65344), (6016, 53092), (6656, 47987), (8168, 39104), (9776, 32672), (12032, 26546), (13273, 24064), (16336, 19552)]