345091740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{821647}}^1$

素因数の和:821666

約数の個数: 48

約数和(自身を含む): 1104294912

約数和(自身を除く): 759203172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 821647, 1643294, 2464941, 3286588, 4108235, 4929882, 5751529, 8216470, 9859764, 11503058, 12324705, 16432940, 17254587, 23006116, 24649410, 28757645, 34509174, 49298820, 57515290, 69018348, 86272935, 115030580, 172545870, 345091740]

約数ペア:

[(1, 345091740), (2, 172545870), (3, 115030580), (4, 86272935), (5, 69018348), (6, 57515290), (7, 49298820), (10, 34509174), (12, 28757645), (14, 24649410), (15, 23006116), (20, 17254587), (21, 16432940), (28, 12324705), (30, 11503058), (35, 9859764), (42, 8216470), (60, 5751529), (70, 4929882), (84, 4108235), (105, 3286588), (140, 2464941), (210, 1643294), (420, 821647)]