279647584

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 560952000

約数和(自身を除く): 281304416

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 211, 332, 422, 499, 664, 844, 998, 1328, 1688, 1996, 2656, 3376, 3992, 6752, 7984, 15968, 17513, 35026, 41417, 70052, 82834, 105289, 140104, 165668, 210578, 280208, 331336, 421156, 560416, 662672, 842312, 1325344, 1684624, 3369248, 8738987, 17477974, 34955948, 69911896, 139823792, 279647584]

約数ペア:

[(1, 279647584), (2, 139823792), (4, 69911896), (8, 34955948), (16, 17477974), (32, 8738987), (83, 3369248), (166, 1684624), (211, 1325344), (332, 842312), (422, 662672), (499, 560416), (664, 421156), (844, 331336), (998, 280208), (1328, 210578), (1688, 165668), (1996, 140104), (2656, 105289), (3376, 82834), (3992, 70052), (6752, 41417), (7984, 35026), (15968, 17513)]