140415678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1554

約数の個数: 72

約数和(自身を含む): 340292160

約数和(自身を除く): 199876482

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 234, 279, 338, 403, 507, 558, 806, 1014, 1209, 1489, 1521, 2418, 2978, 3042, 3627, 4467, 5239, 7254, 8934, 10478, 13401, 15717, 19357, 26802, 31434, 38714, 46159, 47151, 58071, 92318, 94302, 116142, 138477, 174213, 251641, 276954, 348426, 415431, 503282, 600067, 754923, 830862, 1200134, 1509846, 1800201, 2264769, 3600402, 4529538, 5400603, 7800871, 10801206, 15601742, 23402613, 46805226, 70207839, 140415678]

約数ペア:

[(1, 140415678), (2, 70207839), (3, 46805226), (6, 23402613), (9, 15601742), (13, 10801206), (18, 7800871), (26, 5400603), (31, 4529538), (39, 3600402), (62, 2264769), (78, 1800201), (93, 1509846), (117, 1200134), (169, 830862), (186, 754923), (234, 600067), (279, 503282), (338, 415431), (403, 348426), (507, 276954), (558, 251641), (806, 174213), (1014, 138477), (1209, 116142), (1489, 94302), (1521, 92318), (2418, 58071), (2978, 47151), (3042, 46159), (3627, 38714), (4467, 31434), (5239, 26802), (7254, 19357), (8934, 15717), (10478, 13401)]