268344580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{273821}}^1$

素因数の和:273844

約数の個数: 36

約数和(自身を含む): 655529868

約数和(自身を除く): 387185288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 273821, 547642, 1095284, 1369105, 1916747, 2738210, 3833494, 5476420, 7666988, 9583735, 13417229, 19167470, 26834458, 38334940, 53668916, 67086145, 134172290, 268344580]

約数ペア:

[(1, 268344580), (2, 134172290), (4, 67086145), (5, 53668916), (7, 38334940), (10, 26834458), (14, 19167470), (20, 13417229), (28, 9583735), (35, 7666988), (49, 5476420), (70, 3833494), (98, 2738210), (140, 1916747), (196, 1369105), (245, 1095284), (490, 547642), (980, 273821)]