231199640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{117959}}^1$

素因数の和:117984

約数の個数: 48

約数和(自身を含む): 605134800

約数和(自身を除く): 373935160

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, 117959, 235918, 471836, 589795, 825713, 943672, 1179590, 1651426, 2359180, 3302852, 4128565, 4718360, 5779991, 6605704, 8257130, 11559982, 16514260, 23119964, 28899955, 33028520, 46239928, 57799910, 115599820, 231199640]

約数ペア:

[(1, 231199640), (2, 115599820), (4, 57799910), (5, 46239928), (7, 33028520), (8, 28899955), (10, 23119964), (14, 16514260), (20, 11559982), (28, 8257130), (35, 6605704), (40, 5779991), (49, 4718360), (56, 4128565), (70, 3302852), (98, 2359180), (140, 1651426), (196, 1179590), (245, 943672), (280, 825713), (392, 589795), (490, 471836), (980, 235918), (1960, 117959)]