78980895

素因数分解:

$3^2\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 120

約数和(自身を含む): 173034576

約数和(自身を除く): 94053681

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 43, 45, 49, 51, 63, 85, 105, 119, 129, 147, 153, 215, 245, 255, 301, 315, 343, 357, 387, 441, 595, 645, 731, 735, 765, 833, 903, 1029, 1071, 1505, 1715, 1785, 1935, 2107, 2193, 2205, 2401, 2499, 2709, 3087, 3655, 4165, 4515, 5117, 5145, 5355, 5831, 6321, 6579, 7203, 7497, 10535, 10965, 12005, 12495, 13545, 14749, 15351, 15435, 17493, 18963, 21609, 25585, 29155, 31605, 32895, 35819, 36015, 37485, 40817, 44247, 46053, 52479, 73745, 76755, 87465, 94815, 103243, 107457, 108045, 122451, 132741, 179095, 204085, 221235, 230265, 250733, 262395, 309729, 322371, 367353, 516215, 537285, 612255, 663705, 752199, 929187, 1253665, 1548645, 1611855, 1755131, 1836765, 2256597, 3760995, 4645935, 5265393, 8775655, 11282985, 15796179, 26326965, 78980895]

約数ペア:

[(1, 78980895), (3, 26326965), (5, 15796179), (7, 11282985), (9, 8775655), (15, 5265393), (17, 4645935), (21, 3760995), (35, 2256597), (43, 1836765), (45, 1755131), (49, 1611855), (51, 1548645), (63, 1253665), (85, 929187), (105, 752199), (119, 663705), (129, 612255), (147, 537285), (153, 516215), (215, 367353), (245, 322371), (255, 309729), (301, 262395), (315, 250733), (343, 230265), (357, 221235), (387, 204085), (441, 179095), (595, 132741), (645, 122451), (731, 108045), (735, 107457), (765, 103243), (833, 94815), (903, 87465), (1029, 76755), (1071, 73745), (1505, 52479), (1715, 46053), (1785, 44247), (1935, 40817), (2107, 37485), (2193, 36015), (2205, 35819), (2401, 32895), (2499, 31605), (2709, 29155), (3087, 25585), (3655, 21609), (4165, 18963), (4515, 17493), (5117, 15435), (5145, 15351), (5355, 14749), (5831, 13545), (6321, 12495), (6579, 12005), (7203, 10965), (7497, 10535)]