30833740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 76531392

約数和(自身を除く): 45697652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 431, 490, 511, 730, 862, 980, 1022, 1460, 1724, 2044, 2155, 2555, 3017, 3577, 4310, 5110, 6034, 7154, 8620, 10220, 12068, 14308, 15085, 17885, 21119, 30170, 31463, 35770, 42238, 60340, 62926, 71540, 84476, 105595, 125852, 157315, 211190, 220241, 314630, 422380, 440482, 629260, 880964, 1101205, 1541687, 2202410, 3083374, 4404820, 6166748, 7708435, 15416870, 30833740]

約数ペア:

[(1, 30833740), (2, 15416870), (4, 7708435), (5, 6166748), (7, 4404820), (10, 3083374), (14, 2202410), (20, 1541687), (28, 1101205), (35, 880964), (49, 629260), (70, 440482), (73, 422380), (98, 314630), (140, 220241), (146, 211190), (196, 157315), (245, 125852), (292, 105595), (365, 84476), (431, 71540), (490, 62926), (511, 60340), (730, 42238), (862, 35770), (980, 31463), (1022, 30170), (1460, 21119), (1724, 17885), (2044, 15085), (2155, 14308), (2555, 12068), (3017, 10220), (3577, 8620), (4310, 7154), (5110, 6034)]