248940416

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1547

約数の個数: 64

約数和(自身を含む): 524198400

約数和(自身を除く): 275257984

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 172, 248, 344, 496, 688, 992, 1333, 1376, 1459, 1984, 2666, 2752, 2918, 3968, 5332, 5504, 5836, 10664, 11672, 21328, 23344, 42656, 45229, 46688, 62737, 85312, 90458, 93376, 125474, 170624, 180916, 186752, 250948, 361832, 501896, 723664, 1003792, 1447328, 1944847, 2007584, 2894656, 3889694, 4015168, 5789312, 7779388, 8030336, 15558776, 31117552, 62235104, 124470208, 248940416]

約数ペア:

[(1, 248940416), (2, 124470208), (4, 62235104), (8, 31117552), (16, 15558776), (31, 8030336), (32, 7779388), (43, 5789312), (62, 4015168), (64, 3889694), (86, 2894656), (124, 2007584), (128, 1944847), (172, 1447328), (248, 1003792), (344, 723664), (496, 501896), (688, 361832), (992, 250948), (1333, 186752), (1376, 180916), (1459, 170624), (1984, 125474), (2666, 93376), (2752, 90458), (2918, 85312), (3968, 62737), (5332, 46688), (5504, 45229), (5836, 42656), (10664, 23344), (11672, 21328)]