297755248

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 685670400

約数和(自身を除く): 387915152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 191, 217, 248, 382, 434, 449, 496, 764, 868, 898, 1337, 1528, 1736, 1796, 2674, 3056, 3143, 3472, 3592, 5348, 5921, 6286, 7184, 10696, 11842, 12572, 13919, 21392, 23684, 25144, 27838, 41447, 47368, 50288, 55676, 82894, 85759, 94736, 97433, 111352, 165788, 171518, 194866, 222704, 331576, 343036, 389732, 600313, 663152, 686072, 779464, 1200626, 1372144, 1558928, 2401252, 2658529, 4802504, 5317058, 9605008, 10634116, 18609703, 21268232, 37219406, 42536464, 74438812, 148877624, 297755248]

約数ペア:

[(1, 297755248), (2, 148877624), (4, 74438812), (7, 42536464), (8, 37219406), (14, 21268232), (16, 18609703), (28, 10634116), (31, 9605008), (56, 5317058), (62, 4802504), (112, 2658529), (124, 2401252), (191, 1558928), (217, 1372144), (248, 1200626), (382, 779464), (434, 686072), (449, 663152), (496, 600313), (764, 389732), (868, 343036), (898, 331576), (1337, 222704), (1528, 194866), (1736, 171518), (1796, 165788), (2674, 111352), (3056, 97433), (3143, 94736), (3472, 85759), (3592, 82894), (5348, 55676), (5921, 50288), (6286, 47368), (7184, 41447), (10696, 27838), (11842, 25144), (12572, 23684), (13919, 21392)]