210937160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107621}}^1$

素因数の和:107646

約数の個数: 48

約数和(自身を含む): 552100860

約数和(自身を除く): 341163700

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, 107621, 215242, 430484, 538105, 753347, 860968, 1076210, 1506694, 2152420, 3013388, 3766735, 4304840, 5273429, 6026776, 7533470, 10546858, 15066940, 21093716, 26367145, 30133880, 42187432, 52734290, 105468580, 210937160]

約数ペア:

[(1, 210937160), (2, 105468580), (4, 52734290), (5, 42187432), (7, 30133880), (8, 26367145), (10, 21093716), (14, 15066940), (20, 10546858), (28, 7533470), (35, 6026776), (40, 5273429), (49, 4304840), (56, 3766735), (70, 3013388), (98, 2152420), (140, 1506694), (196, 1076210), (245, 860968), (280, 753347), (392, 538105), (490, 430484), (980, 215242), (1960, 107621)]