221779040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{198017}}^1$

素因数の和:198039

約数の個数: 48

約数和(自身を含む): 598806432

約数和(自身を除く): 377027392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 198017, 396034, 792068, 990085, 1386119, 1584136, 1980170, 2772238, 3168272, 3960340, 5544476, 6336544, 6930595, 7920680, 11088952, 13861190, 15841360, 22177904, 27722380, 31682720, 44355808, 55444760, 110889520, 221779040]

約数ペア:

[(1, 221779040), (2, 110889520), (4, 55444760), (5, 44355808), (7, 31682720), (8, 27722380), (10, 22177904), (14, 15841360), (16, 13861190), (20, 11088952), (28, 7920680), (32, 6930595), (35, 6336544), (40, 5544476), (56, 3960340), (70, 3168272), (80, 2772238), (112, 1980170), (140, 1584136), (160, 1386119), (224, 990085), (280, 792068), (560, 396034), (1120, 198017)]