214980500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:522

約数の個数: 96

約数和(自身を含む): 540933120

約数和(自身を除く): 325952620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 239, 250, 257, 350, 478, 500, 514, 700, 875, 956, 1028, 1195, 1285, 1673, 1750, 1799, 2390, 2570, 3346, 3500, 3598, 4780, 5140, 5975, 6425, 6692, 7196, 8365, 8995, 11950, 12850, 16730, 17990, 23900, 25700, 29875, 32125, 33460, 35980, 41825, 44975, 59750, 61423, 64250, 83650, 89950, 119500, 122846, 128500, 167300, 179900, 209125, 224875, 245692, 307115, 418250, 429961, 449750, 614230, 836500, 859922, 899500, 1228460, 1535575, 1719844, 2149805, 3071150, 4299610, 6142300, 7677875, 8599220, 10749025, 15355750, 21498050, 30711500, 42996100, 53745125, 107490250, 214980500]

約数ペア:

[(1, 214980500), (2, 107490250), (4, 53745125), (5, 42996100), (7, 30711500), (10, 21498050), (14, 15355750), (20, 10749025), (25, 8599220), (28, 7677875), (35, 6142300), (50, 4299610), (70, 3071150), (100, 2149805), (125, 1719844), (140, 1535575), (175, 1228460), (239, 899500), (250, 859922), (257, 836500), (350, 614230), (478, 449750), (500, 429961), (514, 418250), (700, 307115), (875, 245692), (956, 224875), (1028, 209125), (1195, 179900), (1285, 167300), (1673, 128500), (1750, 122846), (1799, 119500), (2390, 89950), (2570, 83650), (3346, 64250), (3500, 61423), (3598, 59750), (4780, 44975), (5140, 41825), (5975, 35980), (6425, 33460), (6692, 32125), (7196, 29875), (8365, 25700), (8995, 23900), (11950, 17990), (12850, 16730)]