331912280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{169343}}^1$

素因数の和:169368

約数の個数: 48

約数和(自身を含む): 868734720

約数和(自身を除く): 536822440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 169343, 338686, 677372, 846715, 1185401, 1354744, 1693430, 2370802, 3386860, 4741604, 5927005, 6773720, 8297807, 9483208, 11854010, 16595614, 23708020, 33191228, 41489035, 47416040, 66382456, 82978070, 165956140, 331912280]

約数ペア:

[(1, 331912280), (2, 165956140), (4, 82978070), (5, 66382456), (7, 47416040), (8, 41489035), (10, 33191228), (14, 23708020), (20, 16595614), (28, 11854010), (35, 9483208), (40, 8297807), (49, 6773720), (56, 5927005), (70, 4741604), (98, 3386860), (140, 2370802), (196, 1693430), (245, 1354744), (280, 1185401), (392, 846715), (490, 677372), (980, 338686), (1960, 169343)]