146784400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{7489}}^1$

素因数の和:7521

約数の個数: 90

約数和(自身を含む): 410279730

約数和(自身を除く): 263495330

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 7489, 9800, 14978, 19600, 29956, 37445, 52423, 59912, 74890, 104846, 119824, 149780, 187225, 209692, 262115, 299560, 366961, 374450, 419384, 524230, 599120, 733922, 748900, 838768, 1048460, 1310575, 1467844, 1497800, 1834805, 2096920, 2621150, 2935688, 2995600, 3669610, 4193840, 5242300, 5871376, 7339220, 9174025, 10484600, 14678440, 18348050, 20969200, 29356880, 36696100, 73392200, 146784400]

約数ペア:

[(1, 146784400), (2, 73392200), (4, 36696100), (5, 29356880), (7, 20969200), (8, 18348050), (10, 14678440), (14, 10484600), (16, 9174025), (20, 7339220), (25, 5871376), (28, 5242300), (35, 4193840), (40, 3669610), (49, 2995600), (50, 2935688), (56, 2621150), (70, 2096920), (80, 1834805), (98, 1497800), (100, 1467844), (112, 1310575), (140, 1048460), (175, 838768), (196, 748900), (200, 733922), (245, 599120), (280, 524230), (350, 419384), (392, 374450), (400, 366961), (490, 299560), (560, 262115), (700, 209692), (784, 187225), (980, 149780), (1225, 119824), (1400, 104846), (1960, 74890), (2450, 59912), (2800, 52423), (3920, 37445), (4900, 29956), (7489, 19600), (9800, 14978)]