268993634

素因数分解:

$2^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 80

約数和(自身を含む): 527036160

約数和(自身を除く): 258042526

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 139, 182, 217, 278, 343, 403, 434, 637, 686, 806, 973, 1274, 1519, 1807, 1946, 2401, 2821, 3038, 3614, 4309, 4459, 4802, 5642, 6811, 8618, 8918, 10633, 12649, 13622, 19747, 21266, 25298, 30163, 31213, 39494, 47677, 56017, 60326, 62426, 74431, 88543, 95354, 112034, 138229, 148862, 177086, 211141, 276458, 333739, 392119, 422282, 619801, 667478, 784238, 967603, 1239602, 1477987, 1935206, 2744833, 2955974, 4338607, 5489666, 8677214, 10345909, 19213831, 20691818, 38427662, 134496817, 268993634]

約数ペア:

[(1, 268993634), (2, 134496817), (7, 38427662), (13, 20691818), (14, 19213831), (26, 10345909), (31, 8677214), (49, 5489666), (62, 4338607), (91, 2955974), (98, 2744833), (139, 1935206), (182, 1477987), (217, 1239602), (278, 967603), (343, 784238), (403, 667478), (434, 619801), (637, 422282), (686, 392119), (806, 333739), (973, 276458), (1274, 211141), (1519, 177086), (1807, 148862), (1946, 138229), (2401, 112034), (2821, 95354), (3038, 88543), (3614, 74431), (4309, 62426), (4459, 60326), (4802, 56017), (5642, 47677), (6811, 39494), (8618, 31213), (8918, 30163), (10633, 25298), (12649, 21266), (13622, 19747)]