212867900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7417}}^1$

素因数の和:7479

約数の個数: 72

約数和(自身を含む): 540861216

約数和(自身を除く): 327993316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 574, 700, 820, 1025, 1148, 1435, 2050, 2870, 4100, 5740, 7175, 7417, 14350, 14834, 28700, 29668, 37085, 51919, 74170, 103838, 148340, 185425, 207676, 259595, 304097, 370850, 519190, 608194, 741700, 1038380, 1216388, 1297975, 1520485, 2128679, 2595950, 3040970, 4257358, 5191900, 6081940, 7602425, 8514716, 10643395, 15204850, 21286790, 30409700, 42573580, 53216975, 106433950, 212867900]

約数ペア:

[(1, 212867900), (2, 106433950), (4, 53216975), (5, 42573580), (7, 30409700), (10, 21286790), (14, 15204850), (20, 10643395), (25, 8514716), (28, 7602425), (35, 6081940), (41, 5191900), (50, 4257358), (70, 3040970), (82, 2595950), (100, 2128679), (140, 1520485), (164, 1297975), (175, 1216388), (205, 1038380), (287, 741700), (350, 608194), (410, 519190), (574, 370850), (700, 304097), (820, 259595), (1025, 207676), (1148, 185425), (1435, 148340), (2050, 103838), (2870, 74170), (4100, 51919), (5740, 37085), (7175, 29668), (7417, 28700), (14350, 14834)]