251838496

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:666

約数の個数: 96

約数和(自身を含む): 614718720

約数和(自身を除く): 362880224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 197, 208, 224, 364, 394, 416, 439, 728, 788, 878, 1379, 1456, 1576, 1756, 2561, 2758, 2912, 3073, 3152, 3512, 5122, 5516, 5707, 6146, 6304, 7024, 10244, 11032, 11414, 12292, 14048, 17927, 20488, 22064, 22828, 24584, 35854, 39949, 40976, 44128, 45656, 49168, 71708, 79898, 81952, 86483, 91312, 98336, 143416, 159796, 172966, 182624, 286832, 319592, 345932, 573664, 605381, 639184, 691864, 1124279, 1210762, 1278368, 1383728, 2248558, 2421524, 2767456, 4497116, 4843048, 7869953, 8994232, 9686096, 15739906, 17988464, 19372192, 31479812, 35976928, 62959624, 125919248, 251838496]

約数ペア:

[(1, 251838496), (2, 125919248), (4, 62959624), (7, 35976928), (8, 31479812), (13, 19372192), (14, 17988464), (16, 15739906), (26, 9686096), (28, 8994232), (32, 7869953), (52, 4843048), (56, 4497116), (91, 2767456), (104, 2421524), (112, 2248558), (182, 1383728), (197, 1278368), (208, 1210762), (224, 1124279), (364, 691864), (394, 639184), (416, 605381), (439, 573664), (728, 345932), (788, 319592), (878, 286832), (1379, 182624), (1456, 172966), (1576, 159796), (1756, 143416), (2561, 98336), (2758, 91312), (2912, 86483), (3073, 81952), (3152, 79898), (3512, 71708), (5122, 49168), (5516, 45656), (5707, 44128), (6146, 40976), (6304, 39949), (7024, 35854), (10244, 24584), (11032, 22828), (11414, 22064), (12292, 20488), (14048, 17927)]